979571678707 has 2 divisors, whose sum is σ = 979571678708. Its totient is φ = 979571678706.

The previous prime is 979571678699. The next prime is 979571678719. The reversal of 979571678707 is 707876175979.

979571678707 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 979571678707 - 2³ = 979571678699 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 979571678707.

It is not a weakly prime, because it can be changed into another prime (979571648707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489785839353 + 489785839354.

It is an arithmetic number, because the mean of its divisors is an integer number (489785839354).

Almost surely, 2^979571678707 is an apocalyptic number.

979571678707 is a deficient number, since it is larger than the sum of its proper divisors (1).

979571678707 is an equidigital number, since it uses as much as digits as its factorization.

979571678707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 326728080, while the sum is 73.

The spelling of 979571678707 in words is "nine hundred seventy-nine billion, five hundred seventy-one million, six hundred seventy-eight thousand, seven hundred seven".