27145773231310 has 32 divisors (see below), whose sum is σ = 49003673040000. Its totient is φ = 10826915086080.

The previous prime is 27145773231289. The next prime is 27145773231329. The reversal of 27145773231310 is 1313237754172.

It is a happy number.

It is a super-2 number, since 2×27145773231310² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180116866 + ... + 180267514.

It is an arithmetic number, because the mean of its divisors is an integer number (1531364782500).

Almost surely, 2^{27145773231310} is an apocalyptic number.

27145773231310 is a deficient number, since it is larger than the sum of its proper divisors (21857899808690).

27145773231310 is a wasteful number, since it uses less digits than its factorization.

27145773231310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202636.

The product of its (nonzero) digits is 740880, while the sum is 46.

The spelling of 27145773231310 in words is "twenty-seven trillion, one hundred forty-five billion, seven hundred seventy-three million, two hundred thirty-one thousand, three hundred ten".