102165935649 has 8 divisors (see below), whose sum is σ = 139543717152. Its totient is φ = 66449388960.

The previous prime is 102165935513. The next prime is 102165935681. The reversal of 102165935649 is 946539561201.

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

It is not a de Polignac number, because 102165935649 - 2¹⁷ = 102165804577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102165935689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 415308559 + ... + 415308804.

It is an arithmetic number, because the mean of its divisors is an integer number (17442964644).

Almost surely, 2^102165935649 is an apocalyptic number.

It is an amenable number.

102165935649 is a deficient number, since it is larger than the sum of its proper divisors (37377781503).

102165935649 is an equidigital number, since it uses as much as digits as its factorization.

102165935649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830617407.

The product of its (nonzero) digits is 1749600, while the sum is 51.

The spelling of 102165935649 in words is "one hundred two billion, one hundred sixty-five million, nine hundred thirty-five thousand, six hundred forty-nine".