72700943587 has 8 divisors (see below), whose sum is σ = 72827541680. Its totient is φ = 72574444800.

The previous prime is 72700943563. The next prime is 72700943591. The reversal of 72700943587 is 78534900727.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72700943587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72700943387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523563 + ... + 1570555.

It is an arithmetic number, because the mean of its divisors is an integer number (9103442710).

Almost surely, 2^72700943587 is an apocalyptic number.

72700943587 is a deficient number, since it is larger than the sum of its proper divisors (126598093).

72700943587 is a wasteful number, since it uses less digits than its factorization.

72700943587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49653.

The product of its (nonzero) digits is 2963520, while the sum is 52.

The spelling of 72700943587 in words is "seventy-two billion, seven hundred million, nine hundred forty-three thousand, five hundred eighty-seven".