5001128955 has 48 divisors (see below), whose sum is σ = 8944397280. Its totient is φ = 2583360000.

The previous prime is 5001128941. The next prime is 5001128983. The reversal of 5001128955 is 5598211005.

It is a happy number.

It is not a de Polignac number, because 5001128955 - 2²⁸ = 4732693499 is a prime.

It is a super-3 number, since 3×5001128955³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 246705 + ... + 266205.

It is an arithmetic number, because the mean of its divisors is an integer number (186341610).

Almost surely, 2^5001128955 is an apocalyptic number.

5001128955 is a deficient number, since it is larger than the sum of its proper divisors (3943268325).

5001128955 is a wasteful number, since it uses less digits than its factorization.

5001128955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19692 (or 19689 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

The square root of 5001128955 is about 70718.6605854494. The cubic root of 5001128955 is about 1710.1046360512.

It can be divided in two parts, 5001 and 128955, that added together give a square (133956 = 366²).

The spelling of 5001128955 in words is "five billion, one million, one hundred twenty-eight thousand, nine hundred fifty-five".