27775563324 has 48 divisors (see below), whose sum is σ = 69276936960. Its totient is φ = 8639973760.

The previous prime is 27775563313. The next prime is 27775563329. The reversal of 27775563324 is 42336557772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27775563329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215954 + ... + 1238585.

It is an arithmetic number, because the mean of its divisors is an integer number (1443269520).

Almost surely, 2^27775563324 is an apocalyptic number.

It is an amenable number.

27775563324 is an abundant number, since it is smaller than the sum of its proper divisors (41501373636).

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

27775563324 is a wasteful number, since it uses less digits than its factorization.

27775563324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454610 (or 2454608 counting only the distinct ones).

The product of its digits is 7408800, while the sum is 51.

The spelling of 27775563324 in words is "twenty-seven billion, seven hundred seventy-five million, five hundred sixty-three thousand, three hundred twenty-four".