51002223146 has 32 divisors (see below), whose sum is σ = 92050421760. Its totient is φ = 20703994416.

The previous prime is 51002223109. The next prime is 51002223157. The reversal of 51002223146 is 64132220015.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1882331 + ... + 1909233.

It is an arithmetic number, because the mean of its divisors is an integer number (2876575680).

Almost surely, 2^51002223146 is an apocalyptic number.

51002223146 is a deficient number, since it is larger than the sum of its proper divisors (41048198614).

51002223146 is a wasteful number, since it uses less digits than its factorization.

51002223146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34058.

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 51002223146 in words is "fifty-one billion, two million, two hundred twenty-three thousand, one hundred forty-six".