10664436203361 has 16 divisors (see below), whose sum is σ = 15955592123520. Its totient is φ = 7039231815600.

The previous prime is 10664436203357. The next prime is 10664436203497. The reversal of 10664436203361 is 16330263446601.

10664436203361 is a `hidden beast` number, since 1 + 0 + 6 + 6 + 4 + 436 + 203 + 3 + 6 + 1 = 666.

It is not a de Polignac number, because 10664436203361 - 2² = 10664436203357 is a prime.

It is a super-2 number, since 2×10664436203361² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10664436203761) 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, 1955339445 + ... + 1955344898.

It is an arithmetic number, because the mean of its divisors is an integer number (997224507720).

Almost surely, 2^{10664436203361} is an apocalyptic number.

It is an amenable number.

10664436203361 is a deficient number, since it is larger than the sum of its proper divisors (5291155920159).

10664436203361 is a wasteful number, since it uses less digits than its factorization.

10664436203361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3910684453 (or 3910684447 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

Adding to 10664436203361 its reverse (16330263446601), we get a palindrome (26994699649962).

The spelling of 10664436203361 in words is "ten trillion, six hundred sixty-four billion, four hundred thirty-six million, two hundred three thousand, three hundred sixty-one".