23138408076548 has 6 divisors (see below), whose sum is σ = 40492214133966. Its totient is φ = 11569204038272.

The previous prime is 23138408076503. The next prime is 23138408076551. The reversal of 23138408076548 is 84567080483132.

It can be written as a sum of positive squares in only one way, i.e., 22617424385284 + 520983691264 = 4755778^2 + 721792^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2892301009565 + ... + 2892301009572.

It is an arithmetic number, because the mean of its divisors is an integer number (6748702355661).

Almost surely, 2^{23138408076548} is an apocalyptic number.

It is an amenable number.

23138408076548 is a deficient number, since it is larger than the sum of its proper divisors (17353806057418).

23138408076548 is a wasteful number, since it uses less digits than its factorization.

23138408076548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5784602019141 (or 5784602019139 counting only the distinct ones).

The product of its (nonzero) digits is 30965760, while the sum is 59.

The spelling of 23138408076548 in words is "twenty-three trillion, one hundred thirty-eight billion, four hundred eight million, seventy-six thousand, five hundred forty-eight".