123074042542250 has 32 divisors (see below), whose sum is σ = 233550698189328. Its totient is φ = 48555238694400.

The previous prime is 123074042542207. The next prime is 123074042542277. The reversal of 123074042542250 is 52245240470321.

It can be written as a sum of positive squares in 8 ways, for example, as 15909703757809 + 107164338784441 = 3988697^2 + 10352021^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123074042542198 and 123074042542207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3371873327 + ... + 3371909826.

Almost surely, 2^{123074042542250} is an apocalyptic number.

123074042542250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123074042542250 is a deficient number, since it is larger than the sum of its proper divisors (110476655647078).

123074042542250 is an equidigital number, since it uses as much as digits as its factorization.

123074042542250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6743783243 (or 6743783233 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 41.

The spelling of 123074042542250 in words is "one hundred twenty-three trillion, seventy-four billion, forty-two million, five hundred forty-two thousand, two hundred fifty".