102162852689 has 4 divisors (see below), whose sum is σ = 102365960256. Its totient is φ = 101959745124.

The previous prime is 102162852677. The next prime is 102162852719. The reversal of 102162852689 is 986258261201.

It is a happy number.

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 not a de Polignac number, because 102162852689 - 2⁸ = 102162852433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102162852619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101553029 + ... + 101554034.

It is an arithmetic number, because the mean of its divisors is an integer number (25591490064).

Almost surely, 2^102162852689 is an apocalyptic number.

It is an amenable number.

102162852689 is a deficient number, since it is larger than the sum of its proper divisors (203107567).

102162852689 is an equidigital number, since it uses as much as digits as its factorization.

102162852689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203107566.

The product of its (nonzero) digits is 829440, while the sum is 50.

The spelling of 102162852689 in words is "one hundred two billion, one hundred sixty-two million, eight hundred fifty-two thousand, six hundred eighty-nine".