72546115363 has 4 divisors (see below), whose sum is σ = 72554637688. Its totient is φ = 72537593040.

The previous prime is 72546115331. The next prime is 72546115387. The reversal of 72546115363 is 36351164527.

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 72546115363 - 2⁵ = 72546115331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72546119363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4248381 + ... + 4265422.

It is an arithmetic number, because the mean of its divisors is an integer number (18138659422).

Almost surely, 2^72546115363 is an apocalyptic number.

72546115363 is a deficient number, since it is larger than the sum of its proper divisors (8522325).

72546115363 is an equidigital number, since it uses as much as digits as its factorization.

72546115363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8522324.

The product of its digits is 453600, while the sum is 43.

The spelling of 72546115363 in words is "seventy-two billion, five hundred forty-six million, one hundred fifteen thousand, three hundred sixty-three".