7036821005 has 8 divisors (see below), whose sum is σ = 8563117824. Its totient is φ = 5550168400.

The previous prime is 7036820983. The next prime is 7036821007. The reversal of 7036821005 is 5001286307.

It is a happy number.

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

It is not a de Polignac number, because 7036821005 - 2¹² = 7036816909 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 (7036821007) 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, 9910661 + ... + 9911370.

It is an arithmetic number, because the mean of its divisors is an integer number (1070389728).

Almost surely, 2^7036821005 is an apocalyptic number.

It is an amenable number.

7036821005 is a deficient number, since it is larger than the sum of its proper divisors (1526296819).

7036821005 is a wasteful number, since it uses less digits than its factorization.

7036821005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19822107.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 7036821005 is about 83885.7616344991. The cubic root of 7036821005 is about 1916.2794164414.

The spelling of 7036821005 in words is "seven billion, thirty-six million, eight hundred twenty-one thousand, five".