123350640774 has 64 divisors (see below), whose sum is σ = 270833794560. Its totient is φ = 37332852480.

The previous prime is 123350640769. The next prime is 123350640823. The reversal of 123350640774 is 477046053321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85264 + ... + 503955.

It is an arithmetic number, because the mean of its divisors is an integer number (4231778040).

Almost surely, 2^123350640774 is an apocalyptic number.

123350640774 is an abundant number, since it is smaller than the sum of its proper divisors (147483153786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123350640774 is a wasteful number, since it uses less digits than its factorization.

123350640774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589325.

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 123350640774 in words is "one hundred twenty-three billion, three hundred fifty million, six hundred forty thousand, seven hundred seventy-four".