123525913964 has 24 divisors (see below), whose sum is σ = 217304505600. Its totient is φ = 61439049936.

The previous prime is 123525913949. The next prime is 123525913969. The reversal of 123525913964 is 469319525321.

It is not an unprimeable number, because it can be changed into a prime (123525913969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4273649 + ... + 4302455.

It is an arithmetic number, because the mean of its divisors is an integer number (9054354400).

Almost surely, 2^123525913964 is an apocalyptic number.

It is an amenable number.

123525913964 is a deficient number, since it is larger than the sum of its proper divisors (93778591636).

123525913964 is a wasteful number, since it uses less digits than its factorization.

123525913964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34397 (or 34395 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 50.

The spelling of 123525913964 in words is "one hundred twenty-three billion, five hundred twenty-five million, nine hundred thirteen thousand, nine hundred sixty-four".