72375558105 has 16 divisors (see below), whose sum is σ = 118930647744. Its totient is φ = 37557046080.

The previous prime is 72375558089. The next prime is 72375558109. The reversal of 72375558105 is 50185557327.

It is not a de Polignac number, because 72375558105 - 2⁴ = 72375558089 is a prime.

It is a super-2 number, since 2×72375558105² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72375558109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65202651 + ... + 65203760.

It is an arithmetic number, because the mean of its divisors is an integer number (7433165484).

Almost surely, 2^72375558105 is an apocalyptic number.

It is an amenable number.

72375558105 is a deficient number, since it is larger than the sum of its proper divisors (46555089639).

72375558105 is a wasteful number, since it uses less digits than its factorization.

72375558105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130406456.

The product of its (nonzero) digits is 1470000, while the sum is 48.

The spelling of 72375558105 in words is "seventy-two billion, three hundred seventy-five million, five hundred fifty-eight thousand, one hundred five".