15650010000 has 375 divisors, whose sum is σ = 57011602791. Its totient is φ = 4143312000.

The previous prime is 15650009981. The next prime is 15650010011. The reversal of 15650010000 is 1005651.

The square root of 15650010000 is 125100.

It is a perfect power (a square), and thus also a powerful number.

15650010000 is a `hidden beast` number, since 1 + 5 + 650 + 0 + 10 + 0 + 0 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1226960784 + 14423049216 = 35028^2 + 120096^2 .

It is a tau number, because it is divible by the number of its divisors (375).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 74 ways as a sum of consecutive naturals, for example, 112589931 + ... + 112590069.

Almost surely, 2^15650010000 is an apocalyptic number.

15650010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15650010000 is the 125100-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15650010000

15650010000 is an abundant number, since it is smaller than the sum of its proper divisors (41361592791).

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

15650010000 is an frugal number, since it uses more digits than its factorization.

15650010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 15650010000 its reverse (1005651), we get a palindrome (15651015651).

The spelling of 15650010000 in words is "fifteen billion, six hundred fifty million, ten thousand".