72053746800187 has 4 divisors (see below), whose sum is σ = 72055789233120. Its totient is φ = 72051704367256.

The previous prime is 72053746800169. The next prime is 72053746800223. The reversal of 72053746800187 is 78100864735027.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72053746800187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72053746800107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1021163548 + ... + 1021234105.

It is an arithmetic number, because the mean of its divisors is an integer number (18013947308280).

Almost surely, 2^{72053746800187} is an apocalyptic number.

72053746800187 is a deficient number, since it is larger than the sum of its proper divisors (2042432933).

72053746800187 is a wasteful number, since it uses less digits than its factorization.

72053746800187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042432932.

The product of its (nonzero) digits is 15805440, while the sum is 58.

The spelling of 72053746800187 in words is "seventy-two trillion, fifty-three billion, seven hundred forty-six million, eight hundred thousand, one hundred eighty-seven".