102427436659 has 4 divisors (see below), whose sum is σ = 102459279304. Its totient is φ = 102395594016.

The previous prime is 102427436647. The next prime is 102427436677. The reversal of 102427436659 is 956634724201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 956634724201 = 13 ⋅73587286477.

It is a cyclic number.

It is not a de Polignac number, because 102427436659 - 2¹¹ = 102427434611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102427437659) 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, 15916497 + ... + 15922930.

It is an arithmetic number, because the mean of its divisors is an integer number (25614819826).

Almost surely, 2^102427436659 is an apocalyptic number.

102427436659 is a deficient number, since it is larger than the sum of its proper divisors (31842645).

102427436659 is an equidigital number, since it uses as much as digits as its factorization.

102427436659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31842644.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 102427436659 in words is "one hundred two billion, four hundred twenty-seven million, four hundred thirty-six thousand, six hundred fifty-nine".