75465313440123 has 16 divisors (see below), whose sum is σ = 100660531519872. Its totient is φ = 50290153368000.

The previous prime is 75465313440091. The next prime is 75465313440149. The reversal of 75465313440123 is 32104431356457.

It is not a de Polignac number, because 75465313440123 - 2⁵ = 75465313440091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75465313440523) 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, 285320128 + ... + 285584498.

It is an arithmetic number, because the mean of its divisors is an integer number (6291283219992).

Almost surely, 2^{75465313440123} is an apocalyptic number.

75465313440123 is a deficient number, since it is larger than the sum of its proper divisors (25195218079749).

75465313440123 is a wasteful number, since it uses less digits than its factorization.

75465313440123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301946.

The product of its (nonzero) digits is 3628800, while the sum is 48.

The spelling of 75465313440123 in words is "seventy-five trillion, four hundred sixty-five billion, three hundred thirteen million, four hundred forty thousand, one hundred twenty-three".