27450111605412 has 48 divisors (see below), whose sum is σ = 64650165334272. Its totient is φ = 9064339950240.

The previous prime is 27450111605393. The next prime is 27450111605447. The reversal of 27450111605412 is 21450611105472.

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, 73169103 + ... + 73543305.

It is an arithmetic number, because the mean of its divisors is an integer number (1346878444464).

Almost surely, 2^{27450111605412} is an apocalyptic number.

It is an amenable number.

27450111605412 is an abundant number, since it is smaller than the sum of its proper divisors (37200053728860).

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

27450111605412 is a wasteful number, since it uses less digits than its factorization.

27450111605412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431448 (or 431446 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The spelling of 27450111605412 in words is "twenty-seven trillion, four hundred fifty billion, one hundred eleven million, six hundred five thousand, four hundred twelve".