45553532031 has 24 divisors (see below), whose sum is σ = 78504955440. Its totient is φ = 26030588976.

The previous prime is 45553532029. The next prime is 45553532039. The reversal of 45553532031 is 13023535554.

45553532031 is a `hidden beast` number, since 4 + 5 + 553 + 53 + 20 + 31 = 666.

It is not a de Polignac number, because 45553532031 - 2¹ = 45553532029 is a prime.

It is a super-2 number, since 2×45553532031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45553532039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17214676 + ... + 17217321.

It is an arithmetic number, because the mean of its divisors is an integer number (3271039810).

Almost surely, 2^45553532031 is an apocalyptic number.

45553532031 is a deficient number, since it is larger than the sum of its proper divisors (32951423409).

45553532031 is a wasteful number, since it uses less digits than its factorization.

45553532031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34432020 (or 34432007 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 45553532031 in words is "forty-five billion, five hundred fifty-three million, five hundred thirty-two thousand, thirty-one".