52019278765915 has 8 divisors (see below), whose sum is σ = 62481528477360. Its totient is φ = 41576493707232.

The previous prime is 52019278765901. The next prime is 52019278765963. The reversal of 52019278765915 is 51956787291025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52019278765915 is a prime.

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, 4866157309 + ... + 4866167998.

It is an arithmetic number, because the mean of its divisors is an integer number (7810191059670).

Almost surely, 2^{52019278765915} is an apocalyptic number.

52019278765915 is a deficient number, since it is larger than the sum of its proper divisors (10462249711445).

52019278765915 is a wasteful number, since it uses less digits than its factorization.

52019278765915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9732326381.

The product of its (nonzero) digits is 95256000, while the sum is 67.

The spelling of 52019278765915 in words is "fifty-two trillion, nineteen billion, two hundred seventy-eight million, seven hundred sixty-five thousand, nine hundred fifteen".