5001291862020 has 144 divisors (see below), whose sum is σ = 15241696836912. Its totient is φ = 1327430799360.

The previous prime is 5001291862013. The next prime is 5001291862087. The reversal of 5001291862020 is 202681921005.

5001291862020 is a `hidden beast` number, since 5 + 0 + 0 + 1 + 2 + 9 + 1 + 8 + 620 + 20 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 857005656516 + 4144286205504 = 925746^2 + 2035752^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 112922280 + ... + 112966560.

It is an arithmetic number, because the mean of its divisors is an integer number (105845116923).

Almost surely, 2^{5001291862020} 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 5001291862020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7620848418456).

5001291862020 is an abundant number, since it is smaller than the sum of its proper divisors (10240404974892).

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

5001291862020 is a wasteful number, since it uses less digits than its factorization.

5001291862020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47222 (or 47217 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The spelling of 5001291862020 in words is "five trillion, one billion, two hundred ninety-one million, eight hundred sixty-two thousand, twenty".