72063013503 has 32 divisors (see below), whose sum is σ = 104603438016. Its totient is φ = 43865515008.

The previous prime is 72063013487. The next prime is 72063013577. The reversal of 72063013503 is 30531036027.

It is not a de Polignac number, because 72063013503 - 2⁴ = 72063013487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72063013303) 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 31 ways as a sum of consecutive naturals, for example, 1302051 + ... + 1356267.

It is an arithmetic number, because the mean of its divisors is an integer number (3268857438).

Almost surely, 2^72063013503 is an apocalyptic number.

72063013503 is a deficient number, since it is larger than the sum of its proper divisors (32540424513).

72063013503 is a wasteful number, since it uses less digits than its factorization.

72063013503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54603.

The product of its (nonzero) digits is 11340, while the sum is 30.

The spelling of 72063013503 in words is "seventy-two billion, sixty-three million, thirteen thousand, five hundred three".