797556102 has 16 divisors (see below), whose sum is σ = 1822985472. Its totient is φ = 227873160.

The previous prime is 797556091. The next prime is 797556167. The reversal of 797556102 is 201655797.

It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 18989431 = 797556102 / (7 + 9 + 7 + 5 + 5 + 6 + 1 + 0 + 2).

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, 9494674 + ... + 9494757.

It is an arithmetic number, because the mean of its divisors is an integer number (113936592).

Almost surely, 2^797556102 is an apocalyptic number.

797556102 is an abundant number, since it is smaller than the sum of its proper divisors (1025429370).

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

797556102 is a wasteful number, since it uses less digits than its factorization.

797556102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18989443.

The product of its (nonzero) digits is 132300, while the sum is 42.

The square root of 797556102 is about 28241.0357812882. The cubic root of 797556102 is about 927.3715050255.

The spelling of 797556102 in words is "seven hundred ninety-seven million, five hundred fifty-six thousand, one hundred two".