650553794380 has 24 divisors (see below), whose sum is σ = 1561329106848. Its totient is φ = 223047015168.

The previous prime is 650553794351. The next prime is 650553794381. The reversal of 650553794380 is 83497355056.

650553794380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (650553794381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2323406269 + ... + 2323406548.

It is an arithmetic number, because the mean of its divisors is an integer number (65055379452).

Almost surely, 2^650553794380 is an apocalyptic number.

It is an amenable number.

650553794380 is an abundant number, since it is smaller than the sum of its proper divisors (910775312468).

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

650553794380 is a wasteful number, since it uses less digits than its factorization.

650553794380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4646812833 (or 4646812831 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 55.

The spelling of 650553794380 in words is "six hundred fifty billion, five hundred fifty-three million, seven hundred ninety-four thousand, three hundred eighty".