650072416400 has 120 divisors (see below), whose sum is σ = 1713984922944. Its totient is φ = 234974195200.

The previous prime is 650072416381. The next prime is 650072416421. The reversal of 650072416400 is 4614270056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292454 + ... + 1177146.

Almost surely, 2^650072416400 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 650072416400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (856992461472).

650072416400 is an abundant number, since it is smaller than the sum of its proper divisors (1063912506544).

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

650072416400 is a wasteful number, since it uses less digits than its factorization.

650072416400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884889 (or 884878 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 650072416400 its reverse (4614270056), we get a palindrome (654686686456).

The spelling of 650072416400 in words is "six hundred fifty billion, seventy-two million, four hundred sixteen thousand, four hundred".