5099661280 has 144 divisors (see below), whose sum is σ = 14075053776. Its totient is φ = 1740963840.

The previous prime is 5099661277. The next prime is 5099661299. The reversal of 5099661280 is 821669905.

It is a self number, because there is not a number n which added to its sum of digits gives 5099661280.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2013615 + ... + 2016145.

It is an arithmetic number, because the mean of its divisors is an integer number (97743429).

Almost surely, 2^5099661280 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 5099661280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7037526888).

5099661280 is an abundant number, since it is smaller than the sum of its proper divisors (8975392496).

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

5099661280 is a wasteful number, since it uses less digits than its factorization.

5099661280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2817 (or 2802 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 5099661280 is about 71411.9127317004. The cubic root of 5099661280 is about 1721.2625127620.

The spelling of 5099661280 in words is "five billion, ninety-nine million, six hundred sixty-one thousand, two hundred eighty".