826897375772 has 24 divisors (see below), whose sum is σ = 1558419519216. Its totient is φ = 381636125568.

The previous prime is 826897375771. The next prime is 826897375817. The reversal of 826897375772 is 277573798628.

It is a junction number, because it is equal to n+sod(n) for n = 826897375696 and 826897375705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826897375771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2447768 + ... + 2765024.

It is an arithmetic number, because the mean of its divisors is an integer number (64934146634).

Almost surely, 2^826897375772 is an apocalyptic number.

It is an amenable number.

826897375772 is a deficient number, since it is larger than the sum of its proper divisors (731522143444).

826897375772 is a wasteful number, since it uses less digits than its factorization.

826897375772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367397 (or 367395 counting only the distinct ones).

The product of its digits is 497871360, while the sum is 71.

The spelling of 826897375772 in words is "eight hundred twenty-six billion, eight hundred ninety-seven million, three hundred seventy-five thousand, seven hundred seventy-two".