51314752156 has 12 divisors (see below), whose sum is σ = 89878844160. Its totient is φ = 25635082400.

The previous prime is 51314752121. The next prime is 51314752157. The reversal of 51314752156 is 65125741315.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51314752157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5568241 + ... + 5577448.

It is an arithmetic number, because the mean of its divisors is an integer number (7489903680).

Almost surely, 2^51314752156 is an apocalyptic number.

It is an amenable number.

51314752156 is a deficient number, since it is larger than the sum of its proper divisors (38564092004).

51314752156 is a wasteful number, since it uses less digits than its factorization.

51314752156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11146844 (or 11146842 counting only the distinct ones).

The product of its digits is 126000, while the sum is 40.

The spelling of 51314752156 in words is "fifty-one billion, three hundred fourteen million, seven hundred fifty-two thousand, one hundred fifty-six".