123523042322004 has 24 divisors (see below), whose sum is σ = 310391234553120. Its totient is φ = 38007089945184.

The previous prime is 123523042321979. The next prime is 123523042322051. The reversal of 123523042322004 is 400223240325321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395907186774 + ... + 395907187085.

It is an arithmetic number, because the mean of its divisors is an integer number (12932968106380).

Almost surely, 2^{123523042322004} is an apocalyptic number.

It is an amenable number.

123523042322004 is an abundant number, since it is smaller than the sum of its proper divisors (186868192231116).

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

123523042322004 is a wasteful number, since it uses less digits than its factorization.

123523042322004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791814373879 (or 791814373877 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 123523042322004 its reverse (400223240325321), we get a palindrome (523746282647325).

The spelling of 123523042322004 in words is "one hundred twenty-three trillion, five hundred twenty-three billion, forty-two million, three hundred twenty-two thousand, four".