797877654 has 16 divisors (see below), whose sum is σ = 1823720448. Its totient is φ = 227965032.

The previous prime is 797877649. The next prime is 797877683. The reversal of 797877654 is 456778797.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9498502 + ... + 9498585.

It is an arithmetic number, because the mean of its divisors is an integer number (113982528).

Almost surely, 2^797877654 is an apocalyptic number.

797877654 is an abundant number, since it is smaller than the sum of its proper divisors (1025842794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

797877654 is a wasteful number, since it uses less digits than its factorization.

797877654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18997099.

The product of its digits is 20744640, while the sum is 60.

The square root of 797877654 is about 28246.7281999172. The cubic root of 797877654 is about 927.4961182431.

The spelling of 797877654 in words is "seven hundred ninety-seven million, eight hundred seventy-seven thousand, six hundred fifty-four".