45620553 has 16 divisors (see below), whose sum is σ = 67295232. Its totient is φ = 27258000.

The previous prime is 45620543. The next prime is 45620557. The reversal of 45620553 is 35502654.

It is not a de Polignac number, because 45620553 - 2⁶ = 45620489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45620553.

It is not an unprimeable number, because it can be changed into a prime (45620557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7393 + ... + 12078.

It is an arithmetic number, because the mean of its divisors is an integer number (4205952).

Almost surely, 2^45620553 is an apocalyptic number.

It is an amenable number.

45620553 is a deficient number, since it is larger than the sum of its proper divisors (21674679).

45620553 is a wasteful number, since it uses less digits than its factorization.

45620553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19556.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 45620553 is about 6754.2988533230. The cubic root of 45620553 is about 357.3168651409.

The spelling of 45620553 in words is "forty-five million, six hundred twenty thousand, five hundred fifty-three".