5324137640 has 32 divisors (see below), whose sum is σ = 11983627080. Its totient is φ = 2128887552.

The previous prime is 5324137633. The next prime is 5324137657. The reversal of 5324137640 is 467314235.

It can be written as a sum of positive squares in 4 ways, for example, as 1838179876 + 3485957764 = 42874^2 + 59042^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5324137640.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95774 + ... + 140786.

Almost surely, 2^5324137640 is an apocalyptic number.

It is an amenable number.

5324137640 is an abundant number, since it is smaller than the sum of its proper divisors (6659489440).

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

5324137640 is a wasteful number, since it uses less digits than its factorization.

5324137640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47981 (or 47977 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 35.

The square root of 5324137640 is about 72966.6885640290. The cubic root of 5324137640 is about 1746.1562045478.

The spelling of 5324137640 in words is "five billion, three hundred twenty-four million, one hundred thirty-seven thousand, six hundred forty".