10645634352146 has 4 divisors (see below), whose sum is σ = 15968451528222. Its totient is φ = 5322817176072.

The previous prime is 10645634352121. The next prime is 10645634352163. The reversal of 10645634352146 is 64125343654601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7840140000625 + 2805494351521 = 2800025^2 + 1674961^2 .

It is a super-2 number, since 2×10645634352146² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10645634352094 and 10645634352103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2661408588035 + ... + 2661408588038.

Almost surely, 2^{10645634352146} is an apocalyptic number.

10645634352146 is a deficient number, since it is larger than the sum of its proper divisors (5322817176076).

10645634352146 is an equidigital number, since it uses as much as digits as its factorization.

10645634352146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5322817176075.

The product of its (nonzero) digits is 6220800, while the sum is 50.

The spelling of 10645634352146 in words is "ten trillion, six hundred forty-five billion, six hundred thirty-four million, three hundred fifty-two thousand, one hundred forty-six".