5000121056 has 48 divisors (see below), whose sum is σ = 11912062176. Its totient is φ = 2016854016.

The previous prime is 5000121047. The next prime is 5000121083. The reversal of 5000121056 is 6501210005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 652721 + ... + 660336.

It is an arithmetic number, because the mean of its divisors is an integer number (248167962).

Almost surely, 2^5000121056 is an apocalyptic number.

5000121056 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5000121056 is an abundant number, since it is smaller than the sum of its proper divisors (6911941120).

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

5000121056 is a wasteful number, since it uses less digits than its factorization.

5000121056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313091 (or 1313083 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 5000121056 is about 70711.5341086587. The cubic root of 5000121056 is about 1709.9897467552.

The spelling of 5000121056 in words is "five billion, one hundred twenty-one thousand, fifty-six".