51839799070 has 16 divisors (see below), whose sum is σ = 93381979968. Its totient is φ = 20720288160.

The previous prime is 51839799059. The next prime is 51839799169. The reversal of 51839799070 is 7099793815.

It is a happy number.

It is a super-3 number, since 3×51839799070³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51839798996 and 51839799014.

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, 1940001 + ... + 1966540.

It is an arithmetic number, because the mean of its divisors is an integer number (5836373748).

Almost surely, 2^51839799070 is an apocalyptic number.

51839799070 is a deficient number, since it is larger than the sum of its proper divisors (41542180898).

51839799070 is a wasteful number, since it uses less digits than its factorization.

51839799070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907875.

The product of its (nonzero) digits is 4286520, while the sum is 58.

The spelling of 51839799070 in words is "fifty-one billion, eight hundred thirty-nine million, seven hundred ninety-nine thousand, seventy".