651059472 has 240 divisors, whose sum is σ = 2183163840. Its totient is φ = 165666816.

The previous prime is 651059467. The next prime is 651059477. The reversal of 651059472 is 274950156.

It is an interprime number because it is at equal distance from previous prime (651059467) and next prime (651059477).

It is a self number, because there is not a number n which added to its sum of digits gives 651059472.

It is not an unprimeable number, because it can be changed into a prime (651059477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 759268 + ... + 760124.

It is an arithmetic number, because the mean of its divisors is an integer number (9096516).

Almost surely, 2^651059472 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 651059472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1091581920).

651059472 is an abundant number, since it is smaller than the sum of its proper divisors (1532104368).

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

651059472 is a wasteful number, since it uses less digits than its factorization.

651059472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918 (or 905 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 651059472 is about 25515.8670634568. The cubic root of 651059472 is about 866.7094940046.

The spelling of 651059472 in words is "six hundred fifty-one million, fifty-nine thousand, four hundred seventy-two".