27507780075 has 12 divisors (see below), whose sum is σ = 45479529848. Its totient is φ = 14670816000.

The previous prime is 27507780059. The next prime is 27507780101. The reversal of 27507780075 is 57008770572.

It is not a de Polignac number, because 27507780075 - 2⁴ = 27507780059 is a prime.

It is a Duffinian 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, 183385126 + ... + 183385275.

Almost surely, 2^27507780075 is an apocalyptic number.

27507780075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

27507780075 is a deficient number, since it is larger than the sum of its proper divisors (17971749773).

27507780075 is a wasteful number, since it uses less digits than its factorization.

27507780075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366770414 (or 366770409 counting only the distinct ones).

The product of its (nonzero) digits is 960400, while the sum is 48.

The spelling of 27507780075 in words is "twenty-seven billion, five hundred seven million, seven hundred eighty thousand, seventy-five".