102641607634 has 8 divisors (see below), whose sum is σ = 153965558988. Its totient is φ = 51319754640.

The previous prime is 102641607617. The next prime is 102641607637. The reversal of 102641607634 is 436706146201.

102641607634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 102626044609 + 15563025 = 320353^2 + 3945^2 .

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

It is not an unprimeable number, because it can be changed into a prime (102641607637) 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, 395997 + ... + 601744.

Almost surely, 2^102641607634 is an apocalyptic number.

102641607634 is a deficient number, since it is larger than the sum of its proper divisors (51323951354).

102641607634 is an equidigital number, since it uses as much as digits as its factorization.

102641607634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049180.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 102641607634 in words is "one hundred two billion, six hundred forty-one million, six hundred seven thousand, six hundred thirty-four".