651525152 has 48 divisors (see below), whose sum is σ = 1308504960. Its totient is φ = 319258368.

The previous prime is 651525103. The next prime is 651525157. The reversal of 651525152 is 251525156.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (651525157) 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, 490313 + ... + 491639.

It is an arithmetic number, because the mean of its divisors is an integer number (27260520).

Almost surely, 2^651525152 is an apocalyptic number.

It is an amenable number.

651525152 is an abundant number, since it is smaller than the sum of its proper divisors (656979808).

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

651525152 is a wasteful number, since it uses less digits than its factorization.

651525152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633 (or 1625 counting only the distinct ones).

The product of its digits is 15000, while the sum is 32.

The square root of 651525152 is about 25524.9907345723. The cubic root of 651525152 is about 866.9160870546.

The spelling of 651525152 in words is "six hundred fifty-one million, five hundred twenty-five thousand, one hundred fifty-two".