7811628834506 has 32 divisors (see below), whose sum is σ = 13519544671872. Its totient is φ = 3315809710080.

The previous prime is 7811628834497. The next prime is 7811628834571. The reversal of 7811628834506 is 6054388261187.

It is a super-2 number, since 2×7811628834506² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6130670 + ... + 7294406.

It is an arithmetic number, because the mean of its divisors is an integer number (422485770996).

Almost surely, 2^{7811628834506} is an apocalyptic number.

7811628834506 is a deficient number, since it is larger than the sum of its proper divisors (5707915837366).

7811628834506 is a wasteful number, since it uses less digits than its factorization.

7811628834506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168334.

The product of its (nonzero) digits is 15482880, while the sum is 59.

The spelling of 7811628834506 in words is "seven trillion, eight hundred eleven billion, six hundred twenty-eight million, eight hundred thirty-four thousand, five hundred six".