10005612204656 has 20 divisors (see below), whose sum is σ = 19388562245304. Its totient is φ = 5002112270400.

The previous prime is 10005612204647. The next prime is 10005612204659. The reversal of 10005612204656 is 65640221650001.

It is a super-2 number, since 2×10005612204656² (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 (10005612204659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43245515 + ... + 43476266.

Almost surely, 2^{10005612204656} is an apocalyptic number.

10005612204656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10005612204656 is a deficient number, since it is larger than the sum of its proper divisors (9382950040648).

10005612204656 is an equidigital number, since it uses as much as digits as its factorization.

10005612204656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86729000 (or 86728994 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

Adding to 10005612204656 its reverse (65640221650001), we get a palindrome (75645833854657).

The spelling of 10005612204656 in words is "ten trillion, five billion, six hundred twelve million, two hundred four thousand, six hundred fifty-six".