72906350896 has 10 divisors (see below), whose sum is σ = 141256054892. Its totient is φ = 36453175440.

The previous prime is 72906350863. The next prime is 72906350903. The reversal of 72906350896 is 69805360927.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2278323450 + ... + 2278323481.

Almost surely, 2^72906350896 is an apocalyptic number.

It is an amenable number.

72906350896 is a deficient number, since it is larger than the sum of its proper divisors (68349703996).

72906350896 is a wasteful number, since it uses less digits than its factorization.

72906350896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556646939 (or 4556646933 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 72906350896 in words is "seventy-two billion, nine hundred six million, three hundred fifty thousand, eight hundred ninety-six".