51166053446 has 16 divisors (see below), whose sum is σ = 77204275200. Its totient is φ = 25431393288.

The previous prime is 51166053409. The next prime is 51166053457. The reversal of 51166053446 is 64435066115.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 1093691 + ... + 1139513.

It is an arithmetic number, because the mean of its divisors is an integer number (4825267200).

Almost surely, 2^51166053446 is an apocalyptic number.

51166053446 is a deficient number, since it is larger than the sum of its proper divisors (26038221754).

51166053446 is a wasteful number, since it uses less digits than its factorization.

51166053446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49123.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 51166053446 in words is "fifty-one billion, one hundred sixty-six million, fifty-three thousand, four hundred forty-six".