10421636386161 has 512 divisors, whose sum is σ = 20487896432640. Its totient is φ = 4534963200000.

The previous prime is 10421636386157. The next prime is 10421636386223. The reversal of 10421636386161 is 16168363612401.

It is not a de Polignac number, because 10421636386161 - 2² = 10421636386157 is a prime.

It is a super-2 number, since 2×10421636386161² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10421636386161.

It is not an unprimeable number, because it can be changed into a prime (10421636381161) by changing a digit.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 57578101491 + ... + 57578101671.

It is an arithmetic number, because the mean of its divisors is an integer number (40015422720).

Almost surely, 2^{10421636386161} is an apocalyptic number.

10421636386161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10421636386161 is a deficient number, since it is larger than the sum of its proper divisors (10066260046479).

10421636386161 is a wasteful number, since it uses less digits than its factorization.

10421636386161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589.

The product of its (nonzero) digits is 746496, while the sum is 48.

Adding to 10421636386161 its reverse (16168363612401), we get a palindrome (26589999998562).

The spelling of 10421636386161 in words is "ten trillion, four hundred twenty-one billion, six hundred thirty-six million, three hundred eighty-six thousand, one hundred sixty-one".