96810137564561 has 4 divisors (see below), whose sum is σ = 96848266806000. Its totient is φ = 96772008323124.

The previous prime is 96810137564453. The next prime is 96810137564653. The reversal of 96810137564561 is 16546573101869.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96810137564561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 96810137564494 and 96810137564503.

It is not an unprimeable number, because it can be changed into a prime (96810137164561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19064616911 + ... + 19064621988.

It is an arithmetic number, because the mean of its divisors is an integer number (24212066701500).

Almost surely, 2^{96810137564561} is an apocalyptic number.

It is an amenable number.

96810137564561 is a deficient number, since it is larger than the sum of its proper divisors (38129241439).

96810137564561 is a wasteful number, since it uses less digits than its factorization.

96810137564561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38129241438.

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 96810137564561 in words is "ninety-six trillion, eight hundred ten billion, one hundred thirty-seven million, five hundred sixty-four thousand, five hundred sixty-one".