5100021005 has 8 divisors (see below), whose sum is σ = 6136703232. Its totient is φ = 4068898128.

The previous prime is 5100020993. The next prime is 5100021007. The reversal of 5100021005 is 5001200015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5100021005 - 2⁸ = 5100020749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5100021007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1387817 + ... + 1391486.

It is an arithmetic number, because the mean of its divisors is an integer number (767087904).

Almost surely, 2^5100021005 is an apocalyptic number.

It is an amenable number.

5100021005 is a deficient number, since it is larger than the sum of its proper divisors (1036682227).

5100021005 is a wasteful number, since it uses less digits than its factorization.

5100021005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2779675.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 5100021005 is about 71414.4313496929. The cubic root of 5100021005 is about 1721.3029838551.

The spelling of 5100021005 in words is "five billion, one hundred million, twenty-one thousand, five".