28601900699 has 8 divisors (see below), whose sum is σ = 30396120768. Its totient is φ = 26820097920.

The previous prime is 28601900671. The next prime is 28601900737. The reversal of 28601900699 is 99600910682.

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 28601900699 - 2²⁸ = 28333465243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28601900609) 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, 3099572 + ... + 3108785.

It is an arithmetic number, because the mean of its divisors is an integer number (3799515096).

Almost surely, 2^28601900699 is an apocalyptic number.

28601900699 is a deficient number, since it is larger than the sum of its proper divisors (1794220069).

28601900699 is a wasteful number, since it uses less digits than its factorization.

28601900699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6208645.

The product of its (nonzero) digits is 419904, while the sum is 50.

The spelling of 28601900699 in words is "twenty-eight billion, six hundred one million, nine hundred thousand, six hundred ninety-nine".