1639849041027 has 6 divisors (see below), whose sum is σ = 2368670837052. Its totient is φ = 1093232694012.

The previous prime is 1639849041023. The next prime is 1639849041031. The reversal of 1639849041027 is 7201409489361.

1639849041027 is a `hidden beast` number, since 1 + 6 + 3 + 98 + 490 + 41 + 0 + 27 = 666.

It is an interprime number because it is at equal distance from previous prime (1639849041023) and next prime (1639849041031).

It is not a de Polignac number, because 1639849041027 - 2² = 1639849041023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1639849041023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91102724493 + ... + 91102724510.

It is an arithmetic number, because the mean of its divisors is an integer number (394778472842).

Almost surely, 2^{1639849041027} is an apocalyptic number.

1639849041027 is a deficient number, since it is larger than the sum of its proper divisors (728821796025).

1639849041027 is a wasteful number, since it uses less digits than its factorization.

1639849041027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182205449009 (or 182205449006 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 1639849041027 in words is "one trillion, six hundred thirty-nine billion, eight hundred forty-nine million, forty-one thousand, twenty-seven".