650151942400 has 81 divisors (see below), whose sum is σ = 1609387320961. Its totient is φ = 260034974720.

The previous prime is 650151942383. The next prime is 650151942449. The reversal of 650151942400 is 4249151056.

The square root of 650151942400 is 806320.

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

It can be written as a sum of positive squares in only one way, i.e., 234054699264 + 416097243136 = 483792^2 + 645056^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 650151942400.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 64500561 + ... + 64510639.

Almost surely, 2^650151942400 is an apocalyptic number.

650151942400 is the 806320-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650151942400

650151942400 is an abundant number, since it is smaller than the sum of its proper divisors (959235378561).

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

650151942400 is an frugal number, since it uses more digits than its factorization.

650151942400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20184 (or 10086 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 650151942400 in words is "six hundred fifty billion, one hundred fifty-one million, nine hundred forty-two thousand, four hundred".