354231916371 has 12 divisors (see below), whose sum is σ = 513186631672. Its totient is φ = 235453853376.

The previous prime is 354231916361. The next prime is 354231916421. The reversal of 354231916371 is 173619132453.

354231916371 is a `hidden beast` number, since 3 + 5 + 4 + 2 + 3 + 1 + 9 + 1 + 637 + 1 = 666.

It is not a de Polignac number, because 354231916371 - 2¹⁹ = 354231392083 is a prime.

It is a super-3 number, since 3×354231916371³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (354231916321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58393261 + ... + 58399326.

Almost surely, 2^354231916371 is an apocalyptic number.

354231916371 is a deficient number, since it is larger than the sum of its proper divisors (158954715301).

354231916371 is a wasteful number, since it uses less digits than its factorization.

354231916371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116792930 (or 116792927 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The spelling of 354231916371 in words is "three hundred fifty-four billion, two hundred thirty-one million, nine hundred sixteen thousand, three hundred seventy-one".