650242456 has 8 divisors (see below), whose sum is σ = 1219204620. Its totient is φ = 325121224.

The previous prime is 650242451. The next prime is 650242457. The reversal of 650242456 is 654242056.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650242451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40640146 + ... + 40640161.

Almost surely, 2^650242456 is an apocalyptic number.

It is an amenable number.

650242456 is a deficient number, since it is larger than the sum of its proper divisors (568962164).

650242456 is a wasteful number, since it uses less digits than its factorization.

650242456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81280313 (or 81280309 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 650242456 is about 25499.8520780023. The cubic root of 650242456 is about 866.3467970128.

The spelling of 650242456 in words is "six hundred fifty million, two hundred forty-two thousand, four hundred fifty-six".