72943589601 has 6 divisors (see below), whose sum is σ = 105362962770. Its totient is φ = 48629059728.

The previous prime is 72943589561. The next prime is 72943589617. The reversal of 72943589601 is 10698534927.

72943589601 is a `hidden beast` number, since 7 + 29 + 4 + 3 + 5 + 8 + 9 + 601 = 666.

It can be written as a sum of positive squares in only one way, i.e., 62968374225 + 9975215376 = 250935^2 + 99876^2 .

It is not a de Polignac number, because 72943589601 - 2¹³ = 72943581409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72943589671) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4052421636 + ... + 4052421653.

It is an arithmetic number, because the mean of its divisors is an integer number (17560493795).

It is a 1-persistent number, because it is pandigital, but 2⋅72943589601 = 145887179202 is not.

Almost surely, 2^72943589601 is an apocalyptic number.

It is an amenable number.

72943589601 is a deficient number, since it is larger than the sum of its proper divisors (32419373169).

72943589601 is a wasteful number, since it uses less digits than its factorization.

72943589601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8104843295 (or 8104843292 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 72943589601 in words is "seventy-two billion, nine hundred forty-three million, five hundred eighty-nine thousand, six hundred one".