501896640 has 112 divisors (see below), whose sum is σ = 1821192192. Its totient is φ = 114717696.

The previous prime is 501896599. The next prime is 501896651. The reversal of 501896640 is 46698105.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30624 + ... + 44063.

Almost surely, 2^501896640 is an apocalyptic number.

It is an amenable number.

501896640 is an abundant number, since it is smaller than the sum of its proper divisors (1319295552).

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

501896640 is a wasteful number, since it uses less digits than its factorization.

501896640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74714 (or 74704 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 501896640 is about 22403.0497923832. The cubic root of 501896640 is about 794.7028358135.

The spelling of 501896640 in words is "five hundred one million, eight hundred ninety-six thousand, six hundred forty".