27455403207372 has 48 divisors (see below), whose sum is σ = 73449824727552. Its totient is φ = 7819177754880.

The previous prime is 27455403207371. The next prime is 27455403207391. The reversal of 27455403207372 is 27370230455472.

It is not an unprimeable number, because it can be changed into a prime (27455403207371) by changing a digit.

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, 525456253 + ... + 525508500.

It is an arithmetic number, because the mean of its divisors is an integer number (1530204681824).

Almost surely, 2^{27455403207372} is an apocalyptic number.

It is an amenable number.

27455403207372 is an abundant number, since it is smaller than the sum of its proper divisors (45994421520180).

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

27455403207372 is a wasteful number, since it uses less digits than its factorization.

27455403207372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050965078 (or 1050965076 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 51.

The spelling of 27455403207372 in words is "twenty-seven trillion, four hundred fifty-five billion, four hundred three million, two hundred seven thousand, three hundred seventy-two".