27042476454 has 80 divisors (see below), whose sum is σ = 71123408928. Its totient is φ = 7517587968.

The previous prime is 27042476437. The next prime is 27042476471. The reversal of 27042476454 is 45467424072.

It is an interprime number because it is at equal distance from previous prime (27042476437) and next prime (27042476471).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 280299 + ... + 364214.

Almost surely, 2^27042476454 is an apocalyptic number.

27042476454 is an abundant number, since it is smaller than the sum of its proper divisors (44080932474).

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

27042476454 is a wasteful number, since it uses less digits than its factorization.

27042476454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644571 (or 644562 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 45.

The spelling of 27042476454 in words is "twenty-seven billion, forty-two million, four hundred seventy-six thousand, four hundred fifty-four".