10620651506 has 4 divisors (see below), whose sum is σ = 15930977262. Its totient is φ = 5310325752.

The previous prime is 10620651493. The next prime is 10620651551. The reversal of 10620651506 is 60515602601.

10620651506 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., 9036213481 + 1584438025 = 95059^2 + 39805^2 .

It is a super-2 number, since 2×10620651506² (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, 2655162875 + ... + 2655162878.

Almost surely, 2^10620651506 is an apocalyptic number.

10620651506 is a deficient number, since it is larger than the sum of its proper divisors (5310325756).

10620651506 is an equidigital number, since it uses as much as digits as its factorization.

10620651506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5310325755.

The product of its (nonzero) digits is 10800, while the sum is 32.

The spelling of 10620651506 in words is "ten billion, six hundred twenty million, six hundred fifty-one thousand, five hundred six".