45881690078454 has 32 divisors (see below), whose sum is σ = 93716264632320. Its totient is φ = 14968419225792.

The previous prime is 45881690078449. The next prime is 45881690078509. The reversal of 45881690078454 is 45487009618854.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94871482 + ... + 95353874.

It is an arithmetic number, because the mean of its divisors is an integer number (2928633269760).

Almost surely, 2^{45881690078454} is an apocalyptic number.

45881690078454 is an abundant number, since it is smaller than the sum of its proper divisors (47834574553866).

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

45881690078454 is a wasteful number, since it uses less digits than its factorization.

45881690078454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819724.

The product of its (nonzero) digits is 309657600, while the sum is 69.

The spelling of 45881690078454 in words is "forty-five trillion, eight hundred eighty-one billion, six hundred ninety million, seventy-eight thousand, four hundred fifty-four".