27674526464 has 144 divisors (see below), whose sum is σ = 62861339520. Its totient is φ = 12068044800.

The previous prime is 27674526449. The next prime is 27674526479. The reversal of 27674526464 is 46462547672.

It is an interprime number because it is at equal distance from previous prime (27674526449) and next prime (27674526479).

It is a zygodrome in base 2.

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, 4533014 + ... + 4539114.

It is an arithmetic number, because the mean of its divisors is an integer number (436537080).

Almost surely, 2^27674526464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27674526464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31430669760).

27674526464 is an abundant number, since it is smaller than the sum of its proper divisors (35186813056).

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

27674526464 is a wasteful number, since it uses less digits than its factorization.

27674526464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6206 (or 6192 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 53.

The spelling of 27674526464 in words is "twenty-seven billion, six hundred seventy-four million, five hundred twenty-six thousand, four hundred sixty-four".