72255564143160 has 64 divisors (see below), whose sum is σ = 222053684942880. Its totient is φ = 18798195548160.

The previous prime is 72255564143141. The next prime is 72255564143177. The reversal of 72255564143160 is 6134146555227.

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, 7343040217 + ... + 7343050056.

Almost surely, 2^{72255564143160} is an apocalyptic number.

It is an amenable number.

72255564143160 is an abundant number, since it is smaller than the sum of its proper divisors (149798120799720).

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

72255564143160 is a wasteful number, since it uses less digits than its factorization.

72255564143160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14686090328 (or 14686090324 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 51.

The spelling of 72255564143160 in words is "seventy-two trillion, two hundred fifty-five billion, five hundred sixty-four million, one hundred forty-three thousand, one hundred sixty".