651255088 has 40 divisors (see below), whose sum is σ = 1423993680. Its totient is φ = 285815040.

The previous prime is 651255083. The next prime is 651255109. The reversal of 651255088 is 880552156.

It is a self number, because there is not a number n which added to its sum of digits gives 651255088.

It is not an unprimeable number, because it can be changed into a prime (651255083) 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, 58695 + ... + 68902.

It is an arithmetic number, because the mean of its divisors is an integer number (35599842).

Almost surely, 2^651255088 is an apocalyptic number.

It is an amenable number.

651255088 is an abundant number, since it is smaller than the sum of its proper divisors (772738592).

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

651255088 is a wasteful number, since it uses less digits than its factorization.

651255088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127645 (or 127639 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 40.

The square root of 651255088 is about 25519.6999982367. The cubic root of 651255088 is about 866.7962885676.

The spelling of 651255088 in words is "six hundred fifty-one million, two hundred fifty-five thousand, eighty-eight".