797774951877 has 32 divisors (see below), whose sum is σ = 1113238855680. Its totient is φ = 507605400000.

The previous prime is 797774951863. The next prime is 797774951887. The reversal of 797774951877 is 778159477797.

It is not a de Polignac number, because 797774951877 - 2⁷ = 797774951749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797774951807) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1747627 + ... + 2156327.

It is an arithmetic number, because the mean of its divisors is an integer number (34788714240).

Almost surely, 2^797774951877 is an apocalyptic number.

It is an amenable number.

797774951877 is a deficient number, since it is larger than the sum of its proper divisors (315463903803).

797774951877 is a wasteful number, since it uses less digits than its factorization.

797774951877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409025.

The product of its digits is 1524731040, while the sum is 78.

The spelling of 797774951877 in words is "seven hundred ninety-seven billion, seven hundred seventy-four million, nine hundred fifty-one thousand, eight hundred seventy-seven".