8996157021 has 8 divisors (see below), whose sum is σ = 12013247520. Its totient is φ = 5988252272.

The previous prime is 8996157011. The next prime is 8996157043. The reversal of 8996157021 is 1207516998.

8996157021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8996157021 - 2⁵ = 8996156989 is a prime.

It is a super-2 number, since 2×8996157021² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8996157011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2294151 + ... + 2298068.

It is an arithmetic number, because the mean of its divisors is an integer number (1501655940).

Almost surely, 2^8996157021 is an apocalyptic number.

It is an amenable number.

8996157021 is a deficient number, since it is larger than the sum of its proper divisors (3017090499).

8996157021 is a wasteful number, since it uses less digits than its factorization.

8996157021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592875.

The product of its (nonzero) digits is 272160, while the sum is 48.

The square root of 8996157021 is about 94848.0733647237. The cubic root of 8996157021 is about 2079.7877172561.

The spelling of 8996157021 in words is "eight billion, nine hundred ninety-six million, one hundred fifty-seven thousand, twenty-one".