9975211082 has 32 divisors (see below), whose sum is σ = 15255345600. Its totient is φ = 4891321728.

The previous prime is 9975210961. The next prime is 9975211117. The reversal of 9975211082 is 2801125799.

It is a happy number.

It is a super-2 number, since 2×9975211082² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12329894 + ... + 12330702.

It is an arithmetic number, because the mean of its divisors is an integer number (476729550).

Almost surely, 2^9975211082 is an apocalyptic number.

9975211082 is a deficient number, since it is larger than the sum of its proper divisors (5280134518).

9975211082 is a wasteful number, since it uses less digits than its factorization.

9975211082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1430.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 9975211082 is about 99875.9785033418. The cubic root of 9975211082 is about 2152.6530135299.

The spelling of 9975211082 in words is "nine billion, nine hundred seventy-five million, two hundred eleven thousand, eighty-two".