74102723123 has 16 divisors (see below), whose sum is σ = 87133443936. Its totient is φ = 62130032640.

The previous prime is 74102723117. The next prime is 74102723141. The reversal of 74102723123 is 32132720147.

It is not a de Polignac number, because 74102723123 - 2⁶ = 74102723059 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 74102723123.

It is not an unprimeable number, because it can be changed into a prime (74102723153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59840 + ... + 389597.

It is an arithmetic number, because the mean of its divisors is an integer number (5445840246).

Almost surely, 2^74102723123 is an apocalyptic number.

74102723123 is a deficient number, since it is larger than the sum of its proper divisors (13030720813).

74102723123 is a wasteful number, since it uses less digits than its factorization.

74102723123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450614.

The product of its (nonzero) digits is 14112, while the sum is 32.

The spelling of 74102723123 in words is "seventy-four billion, one hundred two million, seven hundred twenty-three thousand, one hundred twenty-three".