23534356328 has 16 divisors (see below), whose sum is σ = 50430763680. Its totient is φ = 10086152688.

The previous prime is 23534356291. The next prime is 23534356343. The reversal of 23534356328 is 82365343532.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210128126 + ... + 210128237.

It is an arithmetic number, because the mean of its divisors is an integer number (3151922730).

Almost surely, 2^23534356328 is an apocalyptic number.

23534356328 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

23534356328 is an abundant number, since it is smaller than the sum of its proper divisors (26896407352).

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

23534356328 is a wasteful number, since it uses less digits than its factorization.

23534356328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420256376 (or 420256372 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 44.

The spelling of 23534356328 in words is "twenty-three billion, five hundred thirty-four million, three hundred fifty-six thousand, three hundred twenty-eight".