4777440431 has 4 divisors (see below), whose sum is σ = 4777710864. Its totient is φ = 4777170000.

The previous prime is 4777440413. The next prime is 4777440433. The reversal of 4777440431 is 1340447774.

4777440431 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4777440431 - 2²⁶ = 4710331567 is a prime.

It is a super-2 number, since 2×4777440431² = 45647874143506931522, 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 (4777440433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106715 + ... + 144716.

It is an arithmetic number, because the mean of its divisors is an integer number (1194427716).

Almost surely, 2^4777440431 is an apocalyptic number.

4777440431 is a deficient number, since it is larger than the sum of its proper divisors (270433).

4777440431 is a wasteful number, since it uses less digits than its factorization.

4777440431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270432.

The product of its (nonzero) digits is 263424, while the sum is 41.

The square root of 4777440431 is about 69119.0308887502. The cubic root of 4777440431 is about 1684.2184744045.

The spelling of 4777440431 in words is "four billion, seven hundred seventy-seven million, four hundred forty thousand, four hundred thirty-one".