5195939840 has 480 divisors, whose sum is σ = 16646684544. Its totient is φ = 1509949440.

The previous prime is 5195939839. The next prime is 5195939851. The reversal of 5195939840 is 489395915.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126730220 + ... + 126730260.

Almost surely, 2^5195939840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5195939840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8323342272).

5195939840 is an abundant number, since it is smaller than the sum of its proper divisors (11450744704).

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

5195939840 is a wasteful number, since it uses less digits than its factorization.

5195939840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 53.

The square root of 5195939840 is about 72082.8678674760. The cubic root of 5195939840 is about 1732.0271869460.

The spelling of 5195939840 in words is "five billion, one hundred ninety-five million, nine hundred thirty-nine thousand, eight hundred forty".