10661402351133 has 12 divisors (see below), whose sum is σ = 15400258684668. Its totient is φ = 7107391434240.

The previous prime is 10661402351129. The next prime is 10661402351147. The reversal of 10661402351133 is 33115320416601.

10661402351133 is a `hidden beast` number, since 1 + 0 + 6 + 614 + 0 + 2 + 3 + 5 + 1 + 1 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10484987230809 + 176415120324 = 3238053^2 + 420018^2 .

It is not a de Polignac number, because 10661402351133 - 2² = 10661402351129 is a prime.

It is a super-2 number, since 2×10661402351133² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661402351183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17189458 + ... + 17798883.

It is an arithmetic number, because the mean of its divisors is an integer number (1283354890389).

Almost surely, 2^{10661402351133} is an apocalyptic number.

It is an amenable number.

10661402351133 is a deficient number, since it is larger than the sum of its proper divisors (4738856333535).

10661402351133 is a wasteful number, since it uses less digits than its factorization.

10661402351133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35022204 (or 35022201 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

Adding to 10661402351133 its reverse (33115320416601), we get a palindrome (43776722767734).

The spelling of 10661402351133 in words is "ten trillion, six hundred sixty-one billion, four hundred two million, three hundred fifty-one thousand, one hundred thirty-three".