123543775763400 has 96 divisors (see below), whose sum is σ = 389264159160000. Its totient is φ = 32404924780800.

The previous prime is 123543775763341. The next prime is 123543775763411. The reversal of 123543775763400 is 4367577345321.

It is a super-2 number, since 2×123543775763400² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1687719900 + ... + 1687793099.

It is an arithmetic number, because the mean of its divisors is an integer number (4054834991250).

Almost surely, 2^{123543775763400} is an apocalyptic number.

123543775763400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123543775763400 is an abundant number, since it is smaller than the sum of its proper divisors (265720383396600).

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

123543775763400 is a wasteful number, since it uses less digits than its factorization.

123543775763400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375513079 (or 3375513070 counting only the distinct ones).

The product of its (nonzero) digits is 44452800, while the sum is 57.

The spelling of 123543775763400 in words is "one hundred twenty-three trillion, five hundred forty-three billion, seven hundred seventy-five million, seven hundred sixty-three thousand, four hundred".