5155371840 has 224 divisors, whose sum is σ = 17337024000. Its totient is φ = 1294313472.

The previous prime is 5155371829. The next prime is 5155371853. The reversal of 5155371840 is 481735515.

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, 3264171 + ... + 3265749.

Almost surely, 2^5155371840 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 5155371840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8668512000).

5155371840 is an abundant number, since it is smaller than the sum of its proper divisors (12181652160).

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

5155371840 is a wasteful number, since it uses less digits than its factorization.

5155371840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1797 (or 1787 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 5155371840 is about 71800.9180999798. The cubic root of 5155371840 is about 1727.5077258575.

The spelling of 5155371840 in words is "five billion, one hundred fifty-five million, three hundred seventy-one thousand, eight hundred forty".