2649897139483 has 16 divisors (see below), whose sum is σ = 2909340628992. Its totient is φ = 2393573868000.

The previous prime is 2649897139471. The next prime is 2649897139511. The reversal of 2649897139483 is 3849317989462.

It is a cyclic number.

It is not a de Polignac number, because 2649897139483 - 2¹³ = 2649897131291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2649897139403) 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, 1052848 + ... + 2531458.

It is an arithmetic number, because the mean of its divisors is an integer number (181833789312).

Almost surely, 2^{2649897139483} is an apocalyptic number.

2649897139483 is a deficient number, since it is larger than the sum of its proper divisors (259443489509).

2649897139483 is a wasteful number, since it uses less digits than its factorization.

2649897139483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1479666.

The product of its digits is 564350976, while the sum is 73.

The spelling of 2649897139483 in words is "two trillion, six hundred forty-nine billion, eight hundred ninety-seven million, one hundred thirty-nine thousand, four hundred eighty-three".