97908850386 has 16 divisors (see below), whose sum is σ = 217575223200. Its totient is φ = 32636283444.

The previous prime is 97908850367. The next prime is 97908850447. The reversal of 97908850386 is 68305880979.

97908850386 is a `hidden beast` number, since 97 + 90 + 8 + 85 + 0 + 386 = 666.

It is a super-2 number, since 2×97908850386² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 906563376 + ... + 906563483.

It is an arithmetic number, because the mean of its divisors is an integer number (13598451450).

Almost surely, 2^97908850386 is an apocalyptic number.

97908850386 is an abundant number, since it is smaller than the sum of its proper divisors (119666372814).

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

97908850386 is a wasteful number, since it uses less digits than its factorization.

97908850386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813126870 (or 1813126864 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 63.

The spelling of 97908850386 in words is "ninety-seven billion, nine hundred eight million, eight hundred fifty thousand, three hundred eighty-six".