651894048 has 192 divisors, whose sum is σ = 2068254720. Its totient is φ = 198567936.

The previous prime is 651894043. The next prime is 651894049. The reversal of 651894048 is 840498156.

651894048 is a `hidden beast` number, since 6 + 518 + 94 + 0 + 48 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 651893994 and 651894012.

It is not an unprimeable number, because it can be changed into a prime (651894043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1426236 + ... + 1426692.

It is an arithmetic number, because the mean of its divisors is an integer number (10772160).

Almost surely, 2^651894048 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 651894048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1034127360).

651894048 is an abundant number, since it is smaller than the sum of its proper divisors (1416360672).

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

651894048 is a wasteful number, since it uses less digits than its factorization.

651894048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 651894048 is about 25532.2158850343. The cubic root of 651894048 is about 867.0796732376.

The spelling of 651894048 in words is "six hundred fifty-one million, eight hundred ninety-four thousand, forty-eight".