73640622599 has 8 divisors (see below), whose sum is σ = 74074511808. Its totient is φ = 73207340640.

The previous prime is 73640622569. The next prime is 73640622607. The reversal of 73640622599 is 99522604637.

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

It is a cyclic number.

It is not a de Polignac number, because 73640622599 - 2⁸ = 73640622343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73640622599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73640622529) 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, 92594 + ... + 394784.

It is an arithmetic number, because the mean of its divisors is an integer number (9259313976).

Almost surely, 2^73640622599 is an apocalyptic number.

73640622599 is a deficient number, since it is larger than the sum of its proper divisors (433889209).

73640622599 is a wasteful number, since it uses less digits than its factorization.

73640622599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303625.

The product of its (nonzero) digits is 4898880, while the sum is 53.

The spelling of 73640622599 in words is "seventy-three billion, six hundred forty million, six hundred twenty-two thousand, five hundred ninety-nine".