123013167215552 has 28 divisors (see below), whose sum is σ = 245170211162280. Its totient is φ = 61237995899136.

The previous prime is 123013167215551. The next prime is 123013167215591. The reversal of 123013167215552 is 255512761310321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123013167215551) by changing a digit.

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, 4196668178 + ... + 4196697489.

Almost surely, 2^{123013167215552} is an apocalyptic number.

It is an amenable number.

123013167215552 is a deficient number, since it is larger than the sum of its proper divisors (122157043946728).

123013167215552 is an equidigital number, since it uses as much as digits as its factorization.

123013167215552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8393365908 (or 8393365898 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 44.

The spelling of 123013167215552 in words is "one hundred twenty-three trillion, thirteen billion, one hundred sixty-seven million, two hundred fifteen thousand, five hundred fifty-two".