88421716579 has 8 divisors (see below), whose sum is σ = 101697043808. Its totient is φ = 75307302720.

The previous prime is 88421716573. The next prime is 88421716589. The reversal of 88421716579 is 97561712488.

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 88421716579 - 2²¹ = 88419619427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88421716573) 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, 40227162 + ... + 40229359.

It is an arithmetic number, because the mean of its divisors is an integer number (12712130476).

Almost surely, 2^88421716579 is an apocalyptic number.

88421716579 is a deficient number, since it is larger than the sum of its proper divisors (13275327229).

88421716579 is a wasteful number, since it uses less digits than its factorization.

88421716579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80456685.

The product of its digits is 6773760, while the sum is 58.

The spelling of 88421716579 in words is "eighty-eight billion, four hundred twenty-one million, seven hundred sixteen thousand, five hundred seventy-nine".