123313255501400 has 48 divisors (see below), whose sum is σ = 289240516607400. Its totient is φ = 48888795092480.

The previous prime is 123313255501357. The next prime is 123313255501409. The reversal of 123313255501400 is 4105552313321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123313255501409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2728146770 + ... + 2728191969.

Almost surely, 2^{123313255501400} is an apocalyptic number.

123313255501400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123313255501400 is an abundant number, since it is smaller than the sum of its proper divisors (165927261106000).

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

123313255501400 is a wasteful number, since it uses less digits than its factorization.

123313255501400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5456338868 (or 5456338859 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 123313255501400 in words is "one hundred twenty-three trillion, three hundred thirteen billion, two hundred fifty-five million, five hundred one thousand, four hundred".