72011104497 has 12 divisors (see below), whose sum is σ = 104044639504. Its totient is φ = 47994203160.

The previous prime is 72011104481. The next prime is 72011104499. The reversal of 72011104497 is 79440111027.

72011104497 is a `hidden beast` number, since 7 + 201 + 1 + 1 + 0 + 449 + 7 = 666.

It is not a de Polignac number, because 72011104497 - 2⁴ = 72011104481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72011104499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1065379 + ... + 1130952.

Almost surely, 2^72011104497 is an apocalyptic number.

It is an amenable number.

72011104497 is a deficient number, since it is larger than the sum of its proper divisors (32033535007).

72011104497 is a wasteful number, since it uses less digits than its factorization.

72011104497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199980 (or 2199977 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 72011104497 in words is "seventy-two billion, eleven million, one hundred four thousand, four hundred ninety-seven".