76880660070847 has 4 divisors (see below), whose sum is σ = 78668582398120. Its totient is φ = 75092737743576.

The previous prime is 76880660070821. The next prime is 76880660070883. The reversal of 76880660070847 is 74807006608867.

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 76880660070847 - 2¹¹ = 76880660068799 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 (76880660070887) 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, 893961163572 + ... + 893961163657.

It is an arithmetic number, because the mean of its divisors is an integer number (19667145599530).

Almost surely, 2^{76880660070847} is an apocalyptic number.

76880660070847 is a deficient number, since it is larger than the sum of its proper divisors (1787922327273).

76880660070847 is a wasteful number, since it uses less digits than its factorization.

76880660070847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1787922327272.

The product of its (nonzero) digits is 151732224, while the sum is 67.

The spelling of 76880660070847 in words is "seventy-six trillion, eight hundred eighty billion, six hundred sixty million, seventy thousand, eight hundred forty-seven".