10210521650 has 24 divisors (see below), whose sum is σ = 21704652480. Its totient is φ = 3500750160.

The previous prime is 10210521649. The next prime is 10210521667. The reversal of 10210521650 is 5612501201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14586110 + ... + 14586809.

It is an arithmetic number, because the mean of its divisors is an integer number (904360520).

Almost surely, 2^10210521650 is an apocalyptic number.

10210521650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10210521650 is an abundant number, since it is smaller than the sum of its proper divisors (11494130830).

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

10210521650 is a wasteful number, since it uses less digits than its factorization.

10210521650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29172938 (or 29172933 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 10210521650 in words is "ten billion, two hundred ten million, five hundred twenty-one thousand, six hundred fifty".