8212770996408 has 96 divisors (see below), whose sum is σ = 24338314166400. Its totient is φ = 2481199617600.

The previous prime is 8212770996379. The next prime is 8212770996431. The reversal of 8212770996408 is 8046990772128.

8212770996408 is a `hidden beast` number, since 8 + 212 + 7 + 7 + 0 + 9 + 9 + 6 + 408 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15401988 + ... + 15926291.

It is an arithmetic number, because the mean of its divisors is an integer number (253524105900).

Almost surely, 2^{8212770996408} is an apocalyptic number.

8212770996408 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8212770996408 is an abundant number, since it is smaller than the sum of its proper divisors (16125543169992).

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

8212770996408 is a wasteful number, since it uses less digits than its factorization.

8212770996408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31328633 (or 31328626 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 63.

The spelling of 8212770996408 in words is "eight trillion, two hundred twelve billion, seven hundred seventy million, nine hundred ninety-six thousand, four hundred eight".