27453373464 has 48 divisors (see below), whose sum is σ = 75440063160. Its totient is φ = 8319203200.

The previous prime is 27453373447. The next prime is 27453373469. The reversal of 27453373464 is 46437335472.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27453373469) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4723917 + ... + 4729724.

Almost surely, 2^27453373464 is an apocalyptic number.

27453373464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27453373464 is an abundant number, since it is smaller than the sum of its proper divisors (47986689696).

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

27453373464 is a wasteful number, since it uses less digits than its factorization.

27453373464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9453672 (or 9453657 counting only the distinct ones).

The product of its digits is 5080320, while the sum is 48.

The spelling of 27453373464 in words is "twenty-seven billion, four hundred fifty-three million, three hundred seventy-three thousand, four hundred sixty-four".