97700836919 has 12 divisors (see below), whose sum is σ = 114777267048. Its totient is φ = 82914426000.

The previous prime is 97700836913. The next prime is 97700836939. The reversal of 97700836919 is 91963800779.

It is not a de Polignac number, because 97700836919 - 2⁴ = 97700836903 is a prime.

It is a super-2 number, since 2×97700836919² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97700836913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9865817 + ... + 9875714.

It is an arithmetic number, because the mean of its divisors is an integer number (9564772254).

Almost surely, 2^97700836919 is an apocalyptic number.

97700836919 is a deficient number, since it is larger than the sum of its proper divisors (17076430129).

97700836919 is a wasteful number, since it uses less digits than its factorization.

97700836919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19741646 (or 19741639 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 59.

The spelling of 97700836919 in words is "ninety-seven billion, seven hundred million, eight hundred thirty-six thousand, nine hundred nineteen".