79554980783 has 2 divisors, whose sum is σ = 79554980784. Its totient is φ = 79554980782.

The previous prime is 79554980773. The next prime is 79554980797. The reversal of 79554980783 is 38708945597.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79554980783 - 2⁶ = 79554980719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79554980753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39777490391 + 39777490392.

It is an arithmetic number, because the mean of its divisors is an integer number (39777490392).

Almost surely, 2^79554980783 is an apocalyptic number.

79554980783 is a deficient number, since it is larger than the sum of its proper divisors (1).

79554980783 is an equidigital number, since it uses as much as digits as its factorization.

79554980783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 76204800, while the sum is 65.

The spelling of 79554980783 in words is "seventy-nine billion, five hundred fifty-four million, nine hundred eighty thousand, seven hundred eighty-three".