123525010533144 has 64 divisors (see below), whose sum is σ = 336890079504000. Its totient is φ = 37431411691520.

The previous prime is 123525010533121. The next prime is 123525010533149. The reversal of 123525010533144 is 441335010525321.

It is a super-2 number, since 2×123525010533144² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123525010533149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22053592 + ... + 27081560.

It is an arithmetic number, because the mean of its divisors is an integer number (5263907492250).

Almost surely, 2^{123525010533144} is an apocalyptic number.

It is an amenable number.

123525010533144 is an abundant number, since it is smaller than the sum of its proper divisors (213365068970856).

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

123525010533144 is a wasteful number, since it uses less digits than its factorization.

123525010533144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5121048 (or 5121044 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 123525010533144 in words is "one hundred twenty-three trillion, five hundred twenty-five billion, ten million, five hundred thirty-three thousand, one hundred forty-four".