12550864015 has 8 divisors (see below), whose sum is σ = 15345207648. Its totient is φ = 9851244000.

The previous prime is 12550863979. The next prime is 12550864033. The reversal of 12550864015 is 51046805521.

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

It is not a de Polignac number, because 12550864015 - 2²¹ = 12548766863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23680611 + ... + 23681140.

It is an arithmetic number, because the mean of its divisors is an integer number (1918150956).

Almost surely, 2^12550864015 is an apocalyptic number.

12550864015 is a deficient number, since it is larger than the sum of its proper divisors (2794343633).

12550864015 is an equidigital number, since it uses as much as digits as its factorization.

12550864015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47361809.

The product of its (nonzero) digits is 48000, while the sum is 37.

The spelling of 12550864015 in words is "twelve billion, five hundred fifty million, eight hundred sixty-four thousand, fifteen".