123078166321150 has 48 divisors (see below), whose sum is σ = 231202104595920. Its totient is φ = 48741693056000.

The previous prime is 123078166321127. The next prime is 123078166321177. The reversal of 123078166321150 is 51123661870321.

It is a self number, because there is not a number n which added to its sum of digits gives 123078166321150.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117339822 + ... + 118384078.

It is an arithmetic number, because the mean of its divisors is an integer number (4816710512415).

Almost surely, 2^{123078166321150} is an apocalyptic number.

123078166321150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123078166321150 is a deficient number, since it is larger than the sum of its proper divisors (108123938274770).

123078166321150 is a wasteful number, since it uses less digits than its factorization.

123078166321150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067709 (or 1067704 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 123078166321150 in words is "one hundred twenty-three trillion, seventy-eight billion, one hundred sixty-six million, three hundred twenty-one thousand, one hundred fifty".