11847972567 has 8 divisors (see below), whose sum is σ = 15799444480. Its totient is φ = 7897574520.

The previous prime is 11847972551. The next prime is 11847972569. The reversal of 11847972567 is 76527974811.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11847972567 - 2⁴ = 11847972551 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 (11847972569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242359 + ... + 287112.

It is an arithmetic number, because the mean of its divisors is an integer number (1974930560).

Almost surely, 2^11847972567 is an apocalyptic number.

11847972567 is a deficient number, since it is larger than the sum of its proper divisors (3951471913).

11847972567 is an equidigital number, since it uses as much as digits as its factorization.

11847972567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536933.

The product of its digits is 5927040, while the sum is 57.

The spelling of 11847972567 in words is "eleven billion, eight hundred forty-seven million, nine hundred seventy-two thousand, five hundred sixty-seven".