5257344140 has 48 divisors (see below), whose sum is σ = 11666350080. Its totient is φ = 1986029760.

The previous prime is 5257344133. The next prime is 5257344167. The reversal of 5257344140 is 414437525.

It is a self number, because there is not a number n which added to its sum of digits gives 5257344140.

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, 35996 + ... + 108675.

It is an arithmetic number, because the mean of its divisors is an integer number (243048960).

Almost surely, 2^5257344140 is an apocalyptic number.

It is an amenable number.

5257344140 is an abundant number, since it is smaller than the sum of its proper divisors (6409005940).

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

5257344140 is a wasteful number, since it uses less digits than its factorization.

5257344140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144782 (or 144780 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 5257344140 is about 72507.5454004616. The cubic root of 5257344140 is about 1738.8233710718.

The spelling of 5257344140 in words is "five billion, two hundred fifty-seven million, three hundred forty-four thousand, one hundred forty".