123417257304 has 64 divisors (see below), whose sum is σ = 336746211840. Its totient is φ = 37382092160.

The previous prime is 123417257303. The next prime is 123417257317. The reversal of 123417257304 is 403752714321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123417257303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478609 + ... + 689855.

It is an arithmetic number, because the mean of its divisors is an integer number (5261659560).

Almost surely, 2^123417257304 is an apocalyptic number.

It is an amenable number.

123417257304 is an abundant number, since it is smaller than the sum of its proper divisors (213328954536).

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

123417257304 is a wasteful number, since it uses less digits than its factorization.

123417257304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213480 (or 213476 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 123417257304 in words is "one hundred twenty-three billion, four hundred seventeen million, two hundred fifty-seven thousand, three hundred four".