51530210334 has 12 divisors (see below), whose sum is σ = 111648789096. Its totient is φ = 17176736772.

The previous prime is 51530210311. The next prime is 51530210351. The reversal of 51530210334 is 43301203515.

51530210334 is a `hidden beast` number, since 5 + 15 + 302 + 10 + 334 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 51530210298 and 51530210307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1431394714 + ... + 1431394749.

It is an arithmetic number, because the mean of its divisors is an integer number (9304065758).

Almost surely, 2^51530210334 is an apocalyptic number.

51530210334 is an abundant number, since it is smaller than the sum of its proper divisors (60118578762).

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

51530210334 is a wasteful number, since it uses less digits than its factorization.

51530210334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2862789471 (or 2862789468 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 51530210334 its reverse (43301203515), we get a palindrome (94831413849).

The spelling of 51530210334 in words is "fifty-one billion, five hundred thirty million, two hundred ten thousand, three hundred thirty-four".