123037575065 has 16 divisors (see below), whose sum is σ = 154763554176. Its totient is φ = 93796080000.

The previous prime is 123037575043. The next prime is 123037575071. The reversal of 123037575065 is 560575730321.

It is not a de Polignac number, because 123037575065 - 2²² = 123033380761 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6970061 + ... + 6987690.

It is an arithmetic number, because the mean of its divisors is an integer number (9672722136).

Almost surely, 2^123037575065 is an apocalyptic number.

It is an amenable number.

123037575065 is a deficient number, since it is larger than the sum of its proper divisors (31725979111).

123037575065 is a wasteful number, since it uses less digits than its factorization.

123037575065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13957840.

The product of its (nonzero) digits is 661500, while the sum is 44.

The spelling of 123037575065 in words is "one hundred twenty-three billion, thirty-seven million, five hundred seventy-five thousand, sixty-five".