34140333521 has 96 divisors (see below), whose sum is σ = 46059425280. Its totient is φ = 24650790912.

The previous prime is 34140333509. The next prime is 34140333527. The reversal of 34140333521 is 12533304143.

It is not a de Polignac number, because 34140333521 - 2¹⁸ = 34140071377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34140333527) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 107698055 + ... + 107698371.

It is an arithmetic number, because the mean of its divisors is an integer number (479785680).

Almost surely, 2^34140333521 is an apocalyptic number.

It is an amenable number.

34140333521 is a deficient number, since it is larger than the sum of its proper divisors (11919091759).

34140333521 is a wasteful number, since it uses less digits than its factorization.

34140333521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511 (or 492 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 34140333521 its reverse (12533304143), we get a palindrome (46673637664).

The spelling of 34140333521 in words is "thirty-four billion, one hundred forty million, three hundred thirty-three thousand, five hundred twenty-one".