6277815396816 has 20 divisors (see below), whose sum is σ = 16217689775232. Its totient is φ = 2092605132256.

The previous prime is 6277815396773. The next prime is 6277815396851. The reversal of 6277815396816 is 6186935187726.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65393910336 + ... + 65393910431.

Almost surely, 2^{6277815396816} is an apocalyptic number.

It is an amenable number.

6277815396816 is an abundant number, since it is smaller than the sum of its proper divisors (9939874378416).

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

6277815396816 is a wasteful number, since it uses less digits than its factorization.

6277815396816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130787820778 (or 130787820772 counting only the distinct ones).

The product of its digits is 182891520, while the sum is 69.

The spelling of 6277815396816 in words is "six trillion, two hundred seventy-seven billion, eight hundred fifteen million, three hundred ninety-six thousand, eight hundred sixteen".