102851199057599 has 4 divisors (see below), whose sum is σ = 102851279412840. Its totient is φ = 102851118702360.

The previous prime is 102851199057491. The next prime is 102851199057623. The reversal of 102851199057599 is 995750991158201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102851199057599 - 2⁴⁰ = 101751687429823 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 (102851189057599) 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, 38226089 + ... + 40828130.

It is an arithmetic number, because the mean of its divisors is an integer number (25712819853210).

Almost surely, 2^{102851199057599} is an apocalyptic number.

102851199057599 is a deficient number, since it is larger than the sum of its proper divisors (80355241).

102851199057599 is an equidigital number, since it uses as much as digits as its factorization.

102851199057599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80355240.

The product of its (nonzero) digits is 91854000, while the sum is 71.

The spelling of 102851199057599 in words is "one hundred two trillion, eight hundred fifty-one billion, one hundred ninety-nine million, fifty-seven thousand, five hundred ninety-nine".