27775614012 has 48 divisors (see below), whose sum is σ = 65219333760. Its totient is φ = 9200105152.

The previous prime is 27775613989. The next prime is 27775614043. The reversal of 27775614012 is 21041657772.

It is a super-2 number, since 2×27775614012² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 3576838 + ... + 3584594.

It is an arithmetic number, because the mean of its divisors is an integer number (1358736120).

Almost surely, 2^27775614012 is an apocalyptic number.

It is an amenable number.

27775614012 is an abundant number, since it is smaller than the sum of its proper divisors (37443719748).

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

27775614012 is a wasteful number, since it uses less digits than its factorization.

27775614012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9610 (or 9608 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 42.

The spelling of 27775614012 in words is "twenty-seven billion, seven hundred seventy-five million, six hundred fourteen thousand, twelve".