5139012600 has 384 divisors, whose sum is σ = 18546432000. Its totient is φ = 1322697600.

The previous prime is 5139012577. The next prime is 5139012601. The reversal of 5139012600 is 62109315.

5139012600 is a `hidden beast` number, since 51 + 3 + 9 + 0 + 1 + 2 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5139012601) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13559211 + ... + 13559589.

It is an arithmetic number, because the mean of its divisors is an integer number (48298000).

Almost surely, 2^5139012600 is an apocalyptic number.

5139012600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5139012600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9273216000).

5139012600 is an abundant number, since it is smaller than the sum of its proper divisors (13407419400).

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

5139012600 is a wasteful number, since it uses less digits than its factorization.

5139012600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 420 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 5139012600 is about 71686.9067543021. The cubic root of 5139012600 is about 1725.6785232402.

The spelling of 5139012600 in words is "five billion, one hundred thirty-nine million, twelve thousand, six hundred".