123455110454104 has 128 divisors (see below), whose sum is σ = 278301885523200. Its totient is φ = 50589079349760.

The previous prime is 123455110454077. The next prime is 123455110454113. The reversal of 123455110454104 is 401454011554321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457006227 + ... + 457276285.

It is an arithmetic number, because the mean of its divisors is an integer number (2174233480650).

Almost surely, 2^{123455110454104} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123455110454104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139150942761600).

123455110454104 is an abundant number, since it is smaller than the sum of its proper divisors (154846775069096).

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

123455110454104 is a wasteful number, since it uses less digits than its factorization.

123455110454104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279425 (or 279421 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

The spelling of 123455110454104 in words is "one hundred twenty-three trillion, four hundred fifty-five billion, one hundred ten million, four hundred fifty-four thousand, one hundred four".