4431660053 has 4 divisors (see below), whose sum is σ = 4432874880. Its totient is φ = 4430445228.

The previous prime is 4431660043. The next prime is 4431660059. The reversal of 4431660053 is 3500661344.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4431660053 - 2¹² = 4431655957 is a prime.

It is a super-2 number, since 2×4431660053² = 39279221650711925618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4431660059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 601925 + ... + 609242.

It is an arithmetic number, because the mean of its divisors is an integer number (1108218720).

Almost surely, 2^4431660053 is an apocalyptic number.

It is an amenable number.

4431660053 is a deficient number, since it is larger than the sum of its proper divisors (1214827).

4431660053 is a wasteful number, since it uses less digits than its factorization.

4431660053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214826.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 4431660053 is about 66570.7146799552. The cubic root of 4431660053 is about 1642.5634178921.

The spelling of 4431660053 in words is "four billion, four hundred thirty-one million, six hundred sixty thousand, fifty-three".