45162506178 has 32 divisors (see below), whose sum is σ = 103598584320. Its totient is φ = 14568549840.

The previous prime is 45162506173. The next prime is 45162506197. The reversal of 45162506178 is 87160526154.

45162506178 is a `hidden beast` number, since 4 + 5 + 1 + 6 + 25 + 0 + 617 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (45162506173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13487725 + ... + 13491072.

It is an arithmetic number, because the mean of its divisors is an integer number (3237455760).

Almost surely, 2^45162506178 is an apocalyptic number.

45162506178 is an abundant number, since it is smaller than the sum of its proper divisors (58436078142).

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

45162506178 is a wasteful number, since it uses less digits than its factorization.

45162506178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26978839 (or 26978833 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 45162506178 in words is "forty-five billion, one hundred sixty-two million, five hundred six thousand, one hundred seventy-eight".