72916291041 has 16 divisors (see below), whose sum is σ = 107251750080. Its totient is φ = 43695153920.

The previous prime is 72916291033. The next prime is 72916291087. The reversal of 72916291041 is 14019261927.

It is not a de Polignac number, because 72916291041 - 2³ = 72916291033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72916290984 and 72916291002.

It is not an unprimeable number, because it can be changed into a prime (72916291031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12410460 + ... + 12416333.

It is an arithmetic number, because the mean of its divisors is an integer number (6703234380).

Almost surely, 2^72916291041 is an apocalyptic number.

It is an amenable number.

72916291041 is a deficient number, since it is larger than the sum of its proper divisors (34335459039).

72916291041 is a wasteful number, since it uses less digits than its factorization.

72916291041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24826896.

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 72916291041 in words is "seventy-two billion, nine hundred sixteen million, two hundred ninety-one thousand, forty-one".