123315252253402 has 8 divisors (see below), whose sum is σ = 201788594596512. Its totient is φ = 56052387387900.

The previous prime is 123315252253381. The next prime is 123315252253481. The reversal of 123315252253402 is 204352252513321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2802619369374 + ... + 2802619369417.

It is an arithmetic number, because the mean of its divisors is an integer number (25223574324564).

Almost surely, 2^{123315252253402} is an apocalyptic number.

123315252253402 is a deficient number, since it is larger than the sum of its proper divisors (78473342343110).

123315252253402 is a wasteful number, since it uses less digits than its factorization.

123315252253402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605238738804.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 123315252253402 in words is "one hundred twenty-three trillion, three hundred fifteen billion, two hundred fifty-two million, two hundred fifty-three thousand, four hundred two".