45087515178 has 8 divisors (see below), whose sum is σ = 90175030368. Its totient is φ = 15029171724.

The previous prime is 45087515159. The next prime is 45087515183. The reversal of 45087515178 is 87151578054.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

45087515178 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 45087515178.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3757292926 + ... + 3757292937.

It is an arithmetic number, because the mean of its divisors is an integer number (11271878796).

Almost surely, 2^45087515178 is an apocalyptic number.

45087515178 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45087515178 is a wasteful number, since it uses less digits than its factorization.

45087515178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7514585868.

The product of its (nonzero) digits is 1568000, while the sum is 51.

The spelling of 45087515178 in words is "forty-five billion, eighty-seven million, five hundred fifteen thousand, one hundred seventy-eight".