97810061670 has 24 divisors (see below), whose sum is σ = 254306160576. Its totient is φ = 26082683088.

The previous prime is 97810061653. The next prime is 97810061681. The reversal of 97810061670 is 7616001879.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 543389142 + ... + 543389321.

It is an arithmetic number, because the mean of its divisors is an integer number (10596090024).

Almost surely, 2^97810061670 is an apocalyptic number.

97810061670 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

97810061670 is an abundant number, since it is smaller than the sum of its proper divisors (156496098906).

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

97810061670 is a wasteful number, since it uses less digits than its factorization.

97810061670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086778476 (or 1086778473 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The spelling of 97810061670 in words is "ninety-seven billion, eight hundred ten million, sixty-one thousand, six hundred seventy".