27764448043 has 8 divisors (see below), whose sum is σ = 27815444496. Its totient is φ = 27713491200.

The previous prime is 27764448013. The next prime is 27764448053. The reversal of 27764448043 is 34084446772.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27764448043 is a prime.

It is a super-3 number, since 3×27764448043³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27764448013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1636080 + ... + 1652962.

It is an arithmetic number, because the mean of its divisors is an integer number (3476930562).

Almost surely, 2^27764448043 is an apocalyptic number.

27764448043 is a deficient number, since it is larger than the sum of its proper divisors (50996453).

27764448043 is a wasteful number, since it uses less digits than its factorization.

27764448043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19805.

The product of its (nonzero) digits is 3612672, while the sum is 49.

The spelling of 27764448043 in words is "twenty-seven billion, seven hundred sixty-four million, four hundred forty-eight thousand, forty-three".