2046640491027 has 48 divisors (see below), whose sum is σ = 3339769200768. Its totient is φ = 1196944842240.

The previous prime is 2046640491019. The next prime is 2046640491083. The reversal of 2046640491027 is 7201940466402.

2046640491027 is a `hidden beast` number, since 2 + 0 + 466 + 40 + 49 + 102 + 7 = 666.

It is not a de Polignac number, because 2046640491027 - 2³ = 2046640491019 is a prime.

It is a super-2 number, since 2×2046640491027² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2046640491127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2542878 + ... + 3249539.

It is an arithmetic number, because the mean of its divisors is an integer number (69578525016).

Almost surely, 2^{2046640491027} is an apocalyptic number.

2046640491027 is a deficient number, since it is larger than the sum of its proper divisors (1293128709741).

2046640491027 is a wasteful number, since it uses less digits than its factorization.

2046640491027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5792560 (or 5792557 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 2046640491027 in words is "two trillion, forty-six billion, six hundred forty million, four hundred ninety-one thousand, twenty-seven".