72465433107 has 4 divisors (see below), whose sum is σ = 96620577480. Its totient is φ = 48310288736.

The previous prime is 72465433099. The next prime is 72465433109. The reversal of 72465433107 is 70133456427.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70133456427 = 3 ⋅23377818809.

It is a cyclic number.

It is not a de Polignac number, because 72465433107 - 2³ = 72465433099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72465433109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12077572182 + ... + 12077572187.

It is an arithmetic number, because the mean of its divisors is an integer number (24155144370).

Almost surely, 2^72465433107 is an apocalyptic number.

72465433107 is a deficient number, since it is larger than the sum of its proper divisors (24155144373).

72465433107 is a wasteful number, since it uses less digits than its factorization.

72465433107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24155144372.

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 72465433107 in words is "seventy-two billion, four hundred sixty-five million, four hundred thirty-three thousand, one hundred seven".