5135872419661 has 32 divisors (see below), whose sum is σ = 5826773836800. Its totient is φ = 4497436742400.

The previous prime is 5135872419607. The next prime is 5135872419697. The reversal of 5135872419661 is 1669142785315.

It is a cyclic number.

It is not a de Polignac number, because 5135872419661 - 2⁷ = 5135872419533 is a prime.

It is a super-2 number, since 2×5135872419661² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5135872419596 and 5135872419605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5135872419961) 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, 19900696 + ... + 20157118.

It is an arithmetic number, because the mean of its divisors is an integer number (182086682400).

Almost surely, 2^{5135872419661} is an apocalyptic number.

It is an amenable number.

5135872419661 is a deficient number, since it is larger than the sum of its proper divisors (690901417139).

5135872419661 is a wasteful number, since it uses less digits than its factorization.

5135872419661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257569.

The product of its digits is 10886400, while the sum is 58.

The spelling of 5135872419661 in words is "five trillion, one hundred thirty-five billion, eight hundred seventy-two million, four hundred nineteen thousand, six hundred sixty-one".