102259506309 has 8 divisors (see below), whose sum is σ = 144366361920. Its totient is φ = 64162827456.

The previous prime is 102259506287. The next prime is 102259506331. The reversal of 102259506309 is 903605952201.

It is an interprime number because it is at equal distance from previous prime (102259506287) and next prime (102259506331).

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

It is not a de Polignac number, because 102259506309 - 2¹¹ = 102259504261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102259506409) 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 7 ways as a sum of consecutive naturals, for example, 1002544129 + ... + 1002544230.

It is an arithmetic number, because the mean of its divisors is an integer number (18045795240).

Almost surely, 2^102259506309 is an apocalyptic number.

It is an amenable number.

102259506309 is a deficient number, since it is larger than the sum of its proper divisors (42106855611).

102259506309 is a wasteful number, since it uses less digits than its factorization.

102259506309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005088379.

The product of its (nonzero) digits is 145800, while the sum is 42.

The spelling of 102259506309 in words is "one hundred two billion, two hundred fifty-nine million, five hundred six thousand, three hundred nine".