27047417377 has 16 divisors (see below), whose sum is σ = 28965816000. Its totient is φ = 25178874624.

The previous prime is 27047417351. The next prime is 27047417381. The reversal of 27047417377 is 77371474072.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27047417377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27047417377.

It is not an unprimeable number, because it can be changed into a prime (27047417477) 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, 4114149 + ... + 4120717.

It is an arithmetic number, because the mean of its divisors is an integer number (1810363500).

Almost surely, 2^27047417377 is an apocalyptic number.

It is an amenable number.

27047417377 is a deficient number, since it is larger than the sum of its proper divisors (1918398623).

27047417377 is a wasteful number, since it uses less digits than its factorization.

27047417377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10320.

The product of its (nonzero) digits is 1613472, while the sum is 49.

The spelling of 27047417377 in words is "twenty-seven billion, forty-seven million, four hundred seventeen thousand, three hundred seventy-seven".