45437601952 has 24 divisors (see below), whose sum is σ = 91872991476. Its totient is φ = 22104778752.

The previous prime is 45437601943. The next prime is 45437601961. The reversal of 45437601952 is 25910673454.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45437601943) and next prime (45437601961).

It can be written as a sum of positive squares in 2 ways, for example, as 31132485136 + 14305116816 = 176444^2 + 119604^2 .

It is a super-2 number, since 2×45437601952² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19186993 + ... + 19189360.

Almost surely, 2^45437601952 is an apocalyptic number.

It is an amenable number.

45437601952 is an abundant number, since it is smaller than the sum of its proper divisors (46435389524).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45437601952 is a wasteful number, since it uses less digits than its factorization.

45437601952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38376400 (or 38376392 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 45437601952 in words is "forty-five billion, four hundred thirty-seven million, six hundred one thousand, nine hundred fifty-two".