34333516381 has 4 divisors (see below), whose sum is σ = 34845956992. Its totient is φ = 33821075772.

The previous prime is 34333516313. The next prime is 34333516463. The reversal of 34333516381 is 18361533343.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 18361533343 = 5867 ⋅3129629.

It is a cyclic number.

It is not a de Polignac number, because 34333516381 - 2⁷ = 34333516253 is a prime.

It is a super-2 number, since 2×34333516381² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34333516681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256220205 + ... + 256220338.

It is an arithmetic number, because the mean of its divisors is an integer number (8711489248).

Almost surely, 2^34333516381 is an apocalyptic number.

It is an amenable number.

34333516381 is a deficient number, since it is larger than the sum of its proper divisors (512440611).

34333516381 is an equidigital number, since it uses as much as digits as its factorization.

34333516381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512440610.

The product of its digits is 233280, while the sum is 40.

The spelling of 34333516381 in words is "thirty-four billion, three hundred thirty-three million, five hundred sixteen thousand, three hundred eighty-one".