72376529063 has 4 divisors (see below), whose sum is σ = 72416232768. Its totient is φ = 72336825360.

The previous prime is 72376529051. The next prime is 72376529167. The reversal of 72376529063 is 36092567327.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72376529063 - 2⁴ = 72376529047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72376529023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19849118 + ... + 19852763.

It is an arithmetic number, because the mean of its divisors is an integer number (18104058192).

Almost surely, 2^72376529063 is an apocalyptic number.

72376529063 is a deficient number, since it is larger than the sum of its proper divisors (39703705).

72376529063 is a wasteful number, since it uses less digits than its factorization.

72376529063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39703704.

The product of its (nonzero) digits is 2857680, while the sum is 50.

The spelling of 72376529063 in words is "seventy-two billion, three hundred seventy-six million, five hundred twenty-nine thousand, sixty-three".