83572689399 has 16 divisors (see below), whose sum is σ = 113342423040. Its totient is φ = 54759433280.

The previous prime is 83572689379. The next prime is 83572689437. The reversal of 83572689399 is 99398627538.

It is a cyclic number.

It is not a de Polignac number, because 83572689399 - 2¹⁵ = 83572656631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83572689379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 852874 + ... + 945800.

It is an arithmetic number, because the mean of its divisors is an integer number (7083901440).

Almost surely, 2^83572689399 is an apocalyptic number.

83572689399 is a deficient number, since it is larger than the sum of its proper divisors (29769733641).

83572689399 is a wasteful number, since it uses less digits than its factorization.

83572689399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98070.

The product of its digits is 176359680, while the sum is 69.

The spelling of 83572689399 in words is "eighty-three billion, five hundred seventy-two million, six hundred eighty-nine thousand, three hundred ninety-nine".