27302499906 has 64 divisors (see below), whose sum is σ = 62366008320. Its totient is φ = 7891903040.

The previous prime is 27302499857. The next prime is 27302499941. The reversal of 27302499906 is 60999420372.

It is a super-2 number, since 2×27302499906² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 72931 + ... + 244793.

It is an arithmetic number, because the mean of its divisors is an integer number (974468880).

Almost surely, 2^27302499906 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27302499906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31183004160).

27302499906 is an abundant number, since it is smaller than the sum of its proper divisors (35063508414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27302499906 is a wasteful number, since it uses less digits than its factorization.

27302499906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171991.

The product of its (nonzero) digits is 1469664, while the sum is 51.

The spelling of 27302499906 in words is "twenty-seven billion, three hundred two million, four hundred ninety-nine thousand, nine hundred six".