28572526734 has 32 divisors (see below), whose sum is σ = 59043354624. Its totient is φ = 9212854560.

The previous prime is 28572526699. The next prime is 28572526783. The reversal of 28572526734 is 43762527582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610174 + ... + 655329.

It is an arithmetic number, because the mean of its divisors is an integer number (1845104832).

Almost surely, 2^28572526734 is an apocalyptic number.

28572526734 is an abundant number, since it is smaller than the sum of its proper divisors (30470827890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28572526734 is a wasteful number, since it uses less digits than its factorization.

28572526734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265632.

The product of its digits is 5644800, while the sum is 51.

The spelling of 28572526734 in words is "twenty-eight billion, five hundred seventy-two million, five hundred twenty-six thousand, seven hundred thirty-four".