51670484238 has 16 divisors (see below), whose sum is σ = 106133968080. Its totient is φ = 16757994816.

The previous prime is 51670484207. The next prime is 51670484279. The reversal of 51670484238 is 83248407615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116374743 + ... + 116375186.

It is an arithmetic number, because the mean of its divisors is an integer number (6633373005).

Almost surely, 2^51670484238 is an apocalyptic number.

51670484238 is an abundant number, since it is smaller than the sum of its proper divisors (54463483842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51670484238 is a wasteful number, since it uses less digits than its factorization.

51670484238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232749971.

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 51670484238 in words is "fifty-one billion, six hundred seventy million, four hundred eighty-four thousand, two hundred thirty-eight".