5991910902 has 128 divisors (see below), whose sum is σ = 13950074880. Its totient is φ = 1905029280.

The previous prime is 5991910901. The next prime is 5991910921. The reversal of 5991910902 is 2090191995.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5991910901) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28397577 + ... + 28397787.

It is an arithmetic number, because the mean of its divisors is an integer number (108984960).

Almost surely, 2^5991910902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5991910902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6975037440).

5991910902 is an abundant number, since it is smaller than the sum of its proper divisors (7958163978).

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

5991910902 is a wasteful number, since it uses less digits than its factorization.

5991910902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 497 counting only the distinct ones).

The product of its (nonzero) digits is 65610, while the sum is 45.

The square root of 5991910902 is about 77407.4344103976. The cubic root of 5991910902 is about 1816.3036218826.

The spelling of 5991910902 in words is "five billion, nine hundred ninety-one million, nine hundred ten thousand, nine hundred two".