146771391834 has 12 divisors (see below), whose sum is σ = 318004682346. Its totient is φ = 48923797272.

The previous prime is 146771391829. The next prime is 146771391841. The reversal of 146771391834 is 438193177641.

146771391834 is a `hidden beast` number, since 1 + 467 + 7 + 13 + 91 + 83 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 145950741225 + 820650609 = 382035^2 + 28647^2 .

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, 4076983089 + ... + 4076983124.

Almost surely, 2^146771391834 is an apocalyptic number.

146771391834 is an abundant number, since it is smaller than the sum of its proper divisors (171233290512).

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

146771391834 is a wasteful number, since it uses less digits than its factorization.

146771391834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8153966221 (or 8153966218 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The spelling of 146771391834 in words is "one hundred forty-six billion, seven hundred seventy-one million, three hundred ninety-one thousand, eight hundred thirty-four".