129151283382 has 64 divisors (see below), whose sum is σ = 320730520320. Its totient is φ = 38182190400.

The previous prime is 129151283369. The next prime is 129151283407. The reversal of 129151283382 is 283382151921.

129151283382 is a `hidden beast` number, since 1 + 29 + 1 + 512 + 8 + 33 + 82 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2627188 + ... + 2675895.

It is an arithmetic number, because the mean of its divisors is an integer number (5011414380).

Almost surely, 2^129151283382 is an apocalyptic number.

129151283382 is an abundant number, since it is smaller than the sum of its proper divisors (191579236938).

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

129151283382 is a wasteful number, since it uses less digits than its factorization.

129151283382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5303146 (or 5303140 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The spelling of 129151283382 in words is "one hundred twenty-nine billion, one hundred fifty-one million, two hundred eighty-three thousand, three hundred eighty-two".