102609097530 has 32 divisors (see below), whose sum is σ = 256968872064. Its totient is φ = 26172755136.

The previous prime is 102609097453. The next prime is 102609097571. The reversal of 102609097530 is 35790906201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74353729 + ... + 74355108.

It is an arithmetic number, because the mean of its divisors is an integer number (8030277252).

Almost surely, 2^102609097530 is an apocalyptic number.

102609097530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102609097530 is an abundant number, since it is smaller than the sum of its proper divisors (154359774534).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102609097530 is a wasteful number, since it uses less digits than its factorization.

102609097530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148708870.

The product of its (nonzero) digits is 102060, while the sum is 42.

The spelling of 102609097530 in words is "one hundred two billion, six hundred nine million, ninety-seven thousand, five hundred thirty".