650392815072 has 1152 divisors, whose sum is σ = 2427952665600. Its totient is φ = 148171161600.

The previous prime is 650392815053. The next prime is 650392815073. The reversal of 650392815072 is 270518293056.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650392815073) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1863589554 + ... + 1863589902.

It is an arithmetic number, because the mean of its divisors is an integer number (2107597800).

Almost surely, 2^650392815072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650392815072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1213976332800).

650392815072 is an abundant number, since it is smaller than the sum of its proper divisors (1777559850528).

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

650392815072 is a wasteful number, since it uses less digits than its factorization.

650392815072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488 (or 469 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 650392815072 in words is "six hundred fifty billion, three hundred ninety-two million, eight hundred fifteen thousand, seventy-two".