61421341042413 has 96 divisors (see below), whose sum is σ = 103069234944000. Its totient is φ = 34856219376000.

The previous prime is 61421341042387. The next prime is 61421341042487. The reversal of 61421341042413 is 31424014312416.

It is a happy number.

61421341042413 is a `hidden beast` number, since 6 + 1 + 4 + 2 + 134 + 104 + 2 + 413 = 666.

It is not a de Polignac number, because 61421341042413 - 2⁵ = 61421341042381 is a prime.

It is a super-2 number, since 2×61421341042413² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61421341042213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 55978831 + ... + 57065507.

It is an arithmetic number, because the mean of its divisors is an integer number (1073637864000).

Almost surely, 2^{61421341042413} is an apocalyptic number.

It is an amenable number.

61421341042413 is a deficient number, since it is larger than the sum of its proper divisors (41647893901587).

61421341042413 is a wasteful number, since it uses less digits than its factorization.

61421341042413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1087063 (or 1087060 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

Adding to 61421341042413 its reverse (31424014312416), we get a palindrome (92845355354829).

The spelling of 61421341042413 in words is "sixty-one trillion, four hundred twenty-one billion, three hundred forty-one million, forty-two thousand, four hundred thirteen".