53047777615 has 8 divisors (see below), whose sum is σ = 72751237920. Its totient is φ = 36375618912.

The previous prime is 53047777613. The next prime is 53047777697. The reversal of 53047777615 is 51677774035.

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

It is a cyclic number.

It is not a de Polignac number, because 53047777615 - 2¹ = 53047777613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53047777613) 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, 757825360 + ... + 757825429.

It is an arithmetic number, because the mean of its divisors is an integer number (9093904740).

Almost surely, 2^53047777615 is an apocalyptic number.

53047777615 is a deficient number, since it is larger than the sum of its proper divisors (19703460305).

53047777615 is a wasteful number, since it uses less digits than its factorization.

53047777615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1515650801.

The product of its (nonzero) digits is 4321800, while the sum is 52.

The spelling of 53047777615 in words is "fifty-three billion, forty-seven million, seven hundred seventy-seven thousand, six hundred fifteen".