72210100266355 has 32 divisors (see below), whose sum is σ = 88887841732800. Its totient is φ = 56301727629312.

The previous prime is 72210100266301. The next prime is 72210100266389. The reversal of 72210100266355 is 55366200101227.

It is a cyclic number.

It is not a de Polignac number, because 72210100266355 - 2⁴⁵ = 37025728177523 is a prime.

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, 5504692 + ... + 13218238.

It is an arithmetic number, because the mean of its divisors is an integer number (2777745054150).

Almost surely, 2^{72210100266355} is an apocalyptic number.

72210100266355 is a deficient number, since it is larger than the sum of its proper divisors (16677741466445).

72210100266355 is a wasteful number, since it uses less digits than its factorization.

72210100266355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7713943.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 72210100266355 in words is "seventy-two trillion, two hundred ten billion, one hundred million, two hundred sixty-six thousand, three hundred fifty-five".