10566215351 has 4 divisors (see below), whose sum is σ = 10569828192. Its totient is φ = 10562602512.

The previous prime is 10566215339. The next prime is 10566215383. The reversal of 10566215351 is 15351266501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15351266501 = 64217 ⋅239053.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10566215351 is a prime.

It is a super-2 number, since 2×10566215351² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10566215321) 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, 1802030 + ... + 1807883.

It is an arithmetic number, because the mean of its divisors is an integer number (2642457048).

Almost surely, 2^10566215351 is an apocalyptic number.

10566215351 is a deficient number, since it is larger than the sum of its proper divisors (3612841).

10566215351 is an equidigital number, since it uses as much as digits as its factorization.

10566215351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612840.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 10566215351 in words is "ten billion, five hundred sixty-six million, two hundred fifteen thousand, three hundred fifty-one".