1048865213613 has 32 divisors (see below), whose sum is σ = 1606156231680. Its totient is φ = 596395618560.

The previous prime is 1048865213611. The next prime is 1048865213657. The reversal of 1048865213613 is 3163125688401.

It is not a de Polignac number, because 1048865213613 - 2¹ = 1048865213611 is a prime.

It is a super-2 number, since 2×1048865213613² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048865213611) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26295781 + ... + 26335637.

It is an arithmetic number, because the mean of its divisors is an integer number (50192382240).

Almost surely, 2^{1048865213613} is an apocalyptic number.

It is an amenable number.

1048865213613 is a deficient number, since it is larger than the sum of its proper divisors (557291018067).

1048865213613 is a wasteful number, since it uses less digits than its factorization.

1048865213613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46017.

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 1048865213613 in words is "one trillion, forty-eight billion, eight hundred sixty-five million, two hundred thirteen thousand, six hundred thirteen".