134357984670 has 128 divisors (see below), whose sum is σ = 397846471680. Its totient is φ = 28278512640.

The previous prime is 134357984633. The next prime is 134357984687. The reversal of 134357984670 is 76489753431.

It is a self number, because there is not a number n which added to its sum of digits gives 134357984670.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1056405 + ... + 1176735.

It is an arithmetic number, because the mean of its divisors is an integer number (3108175560).

Almost surely, 2^134357984670 is an apocalyptic number.

134357984670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 134357984670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198923235840).

134357984670 is an abundant number, since it is smaller than the sum of its proper divisors (263488487010).

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

134357984670 is a wasteful number, since it uses less digits than its factorization.

134357984670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120770.

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 134357984670 in words is "one hundred thirty-four billion, three hundred fifty-seven million, nine hundred eighty-four thousand, six hundred seventy".