123533140153404 has 12 divisors (see below), whose sum is σ = 288243993691304. Its totient is φ = 41177713384464.

The previous prime is 123533140153393. The next prime is 123533140153429. The reversal of 123533140153404 is 404351041335321.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5147214173047 + ... + 5147214173070.

Almost surely, 2^{123533140153404} is an apocalyptic number.

It is an amenable number.

123533140153404 is an abundant number, since it is smaller than the sum of its proper divisors (164710853537900).

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

123533140153404 is a wasteful number, since it uses less digits than its factorization.

123533140153404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10294428346124 (or 10294428346122 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 123533140153404 its reverse (404351041335321), we get a palindrome (527884181488725).

The spelling of 123533140153404 in words is "one hundred twenty-three trillion, five hundred thirty-three billion, one hundred forty million, one hundred fifty-three thousand, four hundred four".