45740571121278 has 32 divisors (see below), whose sum is σ = 110886233022720. Its totient is φ = 13860779127480.

The previous prime is 45740571121253. The next prime is 45740571121309. The reversal of 45740571121278 is 87212117504754.

45740571121278 is a `hidden beast` number, since 4 + 5 + 7 + 40 + 571 + 1 + 2 + 1 + 27 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 38502163650 + ... + 38502164837.

It is an arithmetic number, because the mean of its divisors is an integer number (3465194781960).

Almost surely, 2^{45740571121278} is an apocalyptic number.

45740571121278 is an abundant number, since it is smaller than the sum of its proper divisors (65145661901442).

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

45740571121278 is a wasteful number, since it uses less digits than its factorization.

45740571121278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77004328509 (or 77004328503 counting only the distinct ones).

The product of its (nonzero) digits is 4390400, while the sum is 54.

The spelling of 45740571121278 in words is "forty-five trillion, seven hundred forty billion, five hundred seventy-one million, one hundred twenty-one thousand, two hundred seventy-eight".