72299329047 has 24 divisors (see below), whose sum is σ = 118879532928. Its totient is φ = 41912653200.

The previous prime is 72299329043. The next prime is 72299329049. The reversal of 72299329047 is 74092399227.

72299329047 is a `hidden beast` number, since 7 + 229 + 93 + 290 + 47 = 666.

It is not a de Polignac number, because 72299329047 - 2² = 72299329043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72299328984 and 72299329002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72299329043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15873729 + ... + 15878282.

It is an arithmetic number, because the mean of its divisors is an integer number (4953313872).

Almost surely, 2^72299329047 is an apocalyptic number.

72299329047 is a deficient number, since it is larger than the sum of its proper divisors (46580203881).

72299329047 is a wasteful number, since it uses less digits than its factorization.

72299329047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31752051 (or 31752048 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 54.

The spelling of 72299329047 in words is "seventy-two billion, two hundred ninety-nine million, three hundred twenty-nine thousand, forty-seven".