5155251584 has 128 divisors (see below), whose sum is σ = 12393000000. Its totient is φ = 2132680704.

The previous prime is 5155251539. The next prime is 5155251587. The reversal of 5155251584 is 4851525515.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5155251587) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1271192 + ... + 1275240.

Almost surely, 2^5155251584 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 5155251584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6196500000).

5155251584 is an abundant number, since it is smaller than the sum of its proper divisors (7237748416).

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

5155251584 is an equidigital number, since it uses as much as digits as its factorization.

5155251584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4113 (or 4087 counting only the distinct ones).

The product of its digits is 200000, while the sum is 41.

The square root of 5155251584 is about 71800.0806684784. The cubic root of 5155251584 is about 1727.4942936040.

The spelling of 5155251584 in words is "five billion, one hundred fifty-five million, two hundred fifty-one thousand, five hundred eighty-four".