8101869056 has 20 divisors (see below), whose sum is σ = 16187915172. Its totient is φ = 4050934272.

The previous prime is 8101869047. The next prime is 8101869067. The reversal of 8101869056 is 6509681018.

It is a super-2 number, since 2×8101869056² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8101868998 and 8101869016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7911470 + ... + 7912493.

Almost surely, 2^8101869056 is an apocalyptic number.

It is an amenable number.

8101869056 is a deficient number, since it is larger than the sum of its proper divisors (8086046116).

8101869056 is an equidigital number, since it uses as much as digits as its factorization.

8101869056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15823981 (or 15823965 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 44.

The square root of 8101869056 is about 90010.3830455131. The cubic root of 8101869056 is about 2008.4533084498.

The spelling of 8101869056 in words is "eight billion, one hundred one million, eight hundred sixty-nine thousand, fifty-six".