123354504421350 has 96 divisors (see below), whose sum is σ = 310838437816704. Its totient is φ = 32368739040000.

The previous prime is 123354504421339. The next prime is 123354504421399. The reversal of 123354504421350 is 53124405453321.

It is a super-2 number, since 2×123354504421350² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16612087 + ... + 22861986.

It is an arithmetic number, because the mean of its divisors is an integer number (3237900393924).

Almost surely, 2^{123354504421350} is an apocalyptic number.

123354504421350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123354504421350 is an abundant number, since it is smaller than the sum of its proper divisors (187483933395354).

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

123354504421350 is a wasteful number, since it uses less digits than its factorization.

123354504421350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39474422 (or 39474417 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 123354504421350 its reverse (53124405453321), we get a palindrome (176478909874671).

The spelling of 123354504421350 in words is "one hundred twenty-three trillion, three hundred fifty-four billion, five hundred four million, four hundred twenty-one thousand, three hundred fifty".