27019091952 has 60 divisors (see below), whose sum is σ = 75636942160. Its totient is φ = 9003861504.

The previous prime is 27019091923. The next prime is 27019091977. The reversal of 27019091952 is 25919091072.

27019091952 is a `hidden beast` number, since 270 + 190 + 9 + 195 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 27019091898 and 27019091907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 535893 + ... + 584139.

Almost surely, 2^27019091952 is an apocalyptic number.

It is an amenable number.

27019091952 is an abundant number, since it is smaller than the sum of its proper divisors (48617850208).

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

27019091952 is a wasteful number, since it uses less digits than its factorization.

27019091952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52150 (or 52141 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The spelling of 27019091952 in words is "twenty-seven billion, nineteen million, ninety-one thousand, nine hundred fifty-two".