45455315031 has 24 divisors (see below), whose sum is σ = 75426160160. Its totient is φ = 25839876096.

The previous prime is 45455315029. The next prime is 45455315033. The reversal of 45455315031 is 13051355454.

45455315031 is a `hidden beast` number, since 4 + 5 + 45 + 531 + 50 + 31 = 666.

It is an interprime number because it is at equal distance from previous prime (45455315029) and next prime (45455315033).

It is not a de Polignac number, because 45455315031 - 2¹ = 45455315029 is a prime.

It is a super-2 number, since 2×45455315031² (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 (45455315033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1857046 + ... + 1881363.

Almost surely, 2^45455315031 is an apocalyptic number.

45455315031 is a deficient number, since it is larger than the sum of its proper divisors (29970845129).

45455315031 is a wasteful number, since it uses less digits than its factorization.

45455315031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738615 (or 3738612 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 45455315031 in words is "forty-five billion, four hundred fifty-five million, three hundred fifteen thousand, thirty-one".