72266443242088 has 32 divisors (see below), whose sum is σ = 135680798705760. Its totient is φ = 36084908117440.

The previous prime is 72266443242073. The next prime is 72266443242109. The reversal of 72266443242088 is 88024234466227.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51259983 + ... + 52650913.

It is an arithmetic number, because the mean of its divisors is an integer number (4240024959555).

Almost surely, 2^{72266443242088} is an apocalyptic number.

It is an amenable number.

72266443242088 is a deficient number, since it is larger than the sum of its proper divisors (63414355463672).

72266443242088 is a wasteful number, since it uses less digits than its factorization.

72266443242088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399617 (or 1399613 counting only the distinct ones).

The product of its (nonzero) digits is 49545216, while the sum is 58.

The spelling of 72266443242088 in words is "seventy-two trillion, two hundred sixty-six billion, four hundred forty-three million, two hundred forty-two thousand, eighty-eight".