10511406506 has 4 divisors (see below), whose sum is σ = 15767109762. Its totient is φ = 5255703252.

The previous prime is 10511406481. The next prime is 10511406559. The reversal of 10511406506 is 60560411501.

10511406506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 9882149281 + 629257225 = 99409^2 + 25085^2 .

It is a super-2 number, since 2×10511406506² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627851625 + ... + 2627851628.

Almost surely, 2^10511406506 is an apocalyptic number.

10511406506 is a deficient number, since it is larger than the sum of its proper divisors (5255703256).

10511406506 is an equidigital number, since it uses as much as digits as its factorization.

10511406506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255703255.

The product of its (nonzero) digits is 3600, while the sum is 29.

The spelling of 10511406506 in words is "ten billion, five hundred eleven million, four hundred six thousand, five hundred six".