88728432459 has 16 divisors (see below), whose sum is σ = 123978097152. Its totient is φ = 56337604928.

The previous prime is 88728432437. The next prime is 88728432539. The reversal of 88728432459 is 95423482788.

It is a cyclic number.

It is not a de Polignac number, because 88728432459 - 2⁹ = 88728431947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (88728432409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2743407 + ... + 2775560.

It is an arithmetic number, because the mean of its divisors is an integer number (7748631072).

Almost surely, 2^88728432459 is an apocalyptic number.

88728432459 is a deficient number, since it is larger than the sum of its proper divisors (35249664693).

88728432459 is a wasteful number, since it uses less digits than its factorization.

88728432459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519226.

The product of its digits is 30965760, while the sum is 60.

The spelling of 88728432459 in words is "eighty-eight billion, seven hundred twenty-eight million, four hundred thirty-two thousand, four hundred fifty-nine".