45156968 has 24 divisors (see below), whose sum is σ = 85584150. Its totient is φ = 22336704.

The previous prime is 45156961. The next prime is 45157033. The reversal of 45156968 is 86965154.

It can be written as a sum of positive squares in 3 ways, for example, as 39967684 + 5189284 = 6322^2 + 2278^2 .

It is not an unprimeable number, because it can be changed into a prime (45156961) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 197078 + ... + 197306.

Almost surely, 2^45156968 is an apocalyptic number.

It is an amenable number.

45156968 is a deficient number, since it is larger than the sum of its proper divisors (40427182).

45156968 is a wasteful number, since it uses less digits than its factorization.

45156968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549 (or 388 counting only the distinct ones).

The product of its digits is 259200, while the sum is 44.

The square root of 45156968 is about 6719.8934515363. The cubic root of 45156968 is about 356.1024197172.

The spelling of 45156968 in words is "forty-five million, one hundred fifty-six thousand, nine hundred sixty-eight".