97887692127 has 8 divisors (see below), whose sum is σ = 130548321280. Its totient is φ = 65242762200.

The previous prime is 97887692113. The next prime is 97887692141. The reversal of 97887692127 is 72129678879.

It is an interprime number because it is at equal distance from previous prime (97887692113) and next prime (97887692141).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-97887692127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97887694127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3910249 + ... + 3935202.

It is an arithmetic number, because the mean of its divisors is an integer number (16318540160).

Almost surely, 2^97887692127 is an apocalyptic number.

97887692127 is a deficient number, since it is larger than the sum of its proper divisors (32660629153).

97887692127 is a wasteful number, since it uses less digits than its factorization.

97887692127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7849613.

The product of its digits is 42674688, while the sum is 66.

The spelling of 97887692127 in words is "ninety-seven billion, eight hundred eighty-seven million, six hundred ninety-two thousand, one hundred twenty-seven".