27774063444 has 24 divisors (see below), whose sum is σ = 64813381920. Its totient is φ = 9256987744.

The previous prime is 27774063439. The next prime is 27774063521. The reversal of 27774063444 is 44436047772.

It is a super-2 number, since 2×27774063444² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27774063393 and 27774063402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13014 + ... + 236045.

It is an arithmetic number, because the mean of its divisors is an integer number (2700557580).

Almost surely, 2^27774063444 is an apocalyptic number.

It is an amenable number.

27774063444 is an abundant number, since it is smaller than the sum of its proper divisors (37039318476).

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

27774063444 is a wasteful number, since it uses less digits than its factorization.

27774063444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258359 (or 258357 counting only the distinct ones).

The product of its (nonzero) digits is 3161088, while the sum is 48.

The spelling of 27774063444 in words is "twenty-seven billion, seven hundred seventy-four million, sixty-three thousand, four hundred forty-four".