54519712145570 has 64 divisors (see below), whose sum is σ = 112447643890176. Its totient is φ = 18643732208640.

The previous prime is 54519712145537. The next prime is 54519712145611. The reversal of 54519712145570 is 7554121791545.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42522404 + ... + 43785776.

It is an arithmetic number, because the mean of its divisors is an integer number (1756994435784).

Almost surely, 2^{54519712145570} is an apocalyptic number.

54519712145570 is an abundant number, since it is smaller than the sum of its proper divisors (57927931744606).

54519712145570 is a wasteful number, since it uses less digits than its factorization.

54519712145570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264995.

The product of its (nonzero) digits is 8820000, while the sum is 56.

The spelling of 54519712145570 in words is "fifty-four trillion, five hundred nineteen billion, seven hundred twelve million, one hundred forty-five thousand, five hundred seventy".