102520646002 has 8 divisors (see below), whose sum is σ = 155141862876. Its totient is φ = 50806691712.

The previous prime is 102520645973. The next prime is 102520646021. The reversal of 102520646002 is 200646025201.

It can be written as a sum of positive squares in 2 ways, for example, as 102431362401 + 89283601 = 320049^2 + 9449^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 226815363 + ... + 226815814.

Almost surely, 2^102520646002 is an apocalyptic number.

102520646002 is a deficient number, since it is larger than the sum of its proper divisors (52621216874).

102520646002 is a wasteful number, since it uses less digits than its factorization.

102520646002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453631292.

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 102520646002 in words is "one hundred two billion, five hundred twenty million, six hundred forty-six thousand, two".