9970813005 has 16 divisors (see below), whose sum is σ = 15970495680. Its totient is φ = 5312035328.

The previous prime is 9970812983. The next prime is 9970813043. The reversal of 9970813005 is 5003180799.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9970813005 - 2⁷ = 9970812877 is a prime.

It is a super-2 number, since 2×9970813005² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343827 + ... + 371696.

It is an arithmetic number, because the mean of its divisors is an integer number (998155980).

Almost surely, 2^9970813005 is an apocalyptic number.

It is an amenable number.

9970813005 is a deficient number, since it is larger than the sum of its proper divisors (5999682675).

9970813005 is a wasteful number, since it uses less digits than its factorization.

9970813005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716460.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 9970813005 is about 99853.9583842323. The cubic root of 9970813005 is about 2152.3365983221.

The spelling of 9970813005 in words is "nine billion, nine hundred seventy million, eight hundred thirteen thousand, five".