651143364 has 48 divisors (see below), whose sum is σ = 1549025856. Its totient is φ = 212848000.

The previous prime is 651143329. The next prime is 651143369. The reversal of 651143364 is 463341156.

651143364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (651143369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127174 + ... + 132194.

It is an arithmetic number, because the mean of its divisors is an integer number (32271372).

Almost surely, 2^651143364 is an apocalyptic number.

It is an amenable number.

651143364 is an abundant number, since it is smaller than the sum of its proper divisors (897882492).

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

651143364 is a wasteful number, since it uses less digits than its factorization.

651143364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5236 (or 5234 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 651143364 is about 25517.5109287720. The cubic root of 651143364 is about 866.7467189040.

The spelling of 651143364 in words is "six hundred fifty-one million, one hundred forty-three thousand, three hundred sixty-four".