123077244975 has 12 divisors (see below), whose sum is σ = 203487711816. Its totient is φ = 65641197280.

The previous prime is 123077244931. The next prime is 123077245013. The reversal of 123077244975 is 579442770321.

It is not a de Polignac number, because 123077244975 - 2⁹ = 123077244463 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 820514892 + ... + 820515041.

It is an arithmetic number, because the mean of its divisors is an integer number (16957309318).

Almost surely, 2^123077244975 is an apocalyptic number.

123077244975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

123077244975 is a deficient number, since it is larger than the sum of its proper divisors (80410466841).

123077244975 is a wasteful number, since it uses less digits than its factorization.

123077244975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641029946 (or 1641029941 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 51.

The spelling of 123077244975 in words is "one hundred twenty-three billion, seventy-seven million, two hundred forty-four thousand, nine hundred seventy-five".