51045551324 has 12 divisors (see below), whose sum is σ = 90843778200. Its totient is φ = 25090186128.

The previous prime is 51045551287. The next prime is 51045551351. The reversal of 51045551324 is 42315554015.

It is a super-2 number, since 2×51045551324² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108147119 + ... + 108147590.

It is an arithmetic number, because the mean of its divisors is an integer number (7570314850).

Almost surely, 2^51045551324 is an apocalyptic number.

It is an amenable number.

51045551324 is a deficient number, since it is larger than the sum of its proper divisors (39798226876).

51045551324 is a wasteful number, since it uses less digits than its factorization.

51045551324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216294772 (or 216294770 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 51045551324 in words is "fifty-one billion, forty-five million, five hundred fifty-one thousand, three hundred twenty-four".