650976480 has 768 divisors, whose sum is σ = 3019161600. Its totient is φ = 126904320.

The previous prime is 650976451. The next prime is 650976481. The reversal of 650976480 is 84679056.

650976480 is a `hidden beast` number, since 6 + 509 + 7 + 64 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650976481) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6320109 + ... + 6320211.

It is an arithmetic number, because the mean of its divisors is an integer number (3931200).

Almost surely, 2^650976480 is an apocalyptic number.

650976480 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650976480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1509580800).

650976480 is an abundant number, since it is smaller than the sum of its proper divisors (2368185120).

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

650976480 is a wasteful number, since it uses less digits than its factorization.

650976480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 650976480 is about 25514.2407294436. The cubic root of 650976480 is about 866.6726653102.

The spelling of 650976480 in words is "six hundred fifty million, nine hundred seventy-six thousand, four hundred eighty".