97887810412 has 24 divisors (see below), whose sum is σ = 195807112704. Its totient is φ = 41945170512.

The previous prime is 97887810379. The next prime is 97887810439. The reversal of 97887810412 is 21401878879.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101998 + ... + 454069.

It is an arithmetic number, because the mean of its divisors is an integer number (8158629696).

Almost surely, 2^97887810412 is an apocalyptic number.

It is an amenable number.

97887810412 is an abundant number, since it is smaller than the sum of its proper divisors (97919302292).

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

97887810412 is a wasteful number, since it uses less digits than its factorization.

97887810412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562365 (or 562363 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 55.

The spelling of 97887810412 in words is "ninety-seven billion, eight hundred eighty-seven million, eight hundred ten thousand, four hundred twelve".