34342140105 has 64 divisors (see below), whose sum is σ = 75141803520. Its totient is φ = 14491623168.

The previous prime is 34342140097. The next prime is 34342140137. The reversal of 34342140105 is 50104124343.

It is a happy number.

34342140105 is a `hidden beast` number, since 3 + 434 + 214 + 0 + 10 + 5 = 666.

It is not a de Polignac number, because 34342140105 - 2³ = 34342140097 is a prime.

It is a super-2 number, since 2×34342140105² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1385442 + ... + 1410011.

It is an arithmetic number, because the mean of its divisors is an integer number (1174090680).

Almost surely, 2^34342140105 is an apocalyptic number.

34342140105 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34342140105 is an abundant number, since it is smaller than the sum of its proper divisors (40799663415).

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

34342140105 is a wasteful number, since it uses less digits than its factorization.

34342140105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795487 (or 2795481 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 34342140105 its reverse (50104124343), we get a palindrome (84446264448).

The spelling of 34342140105 in words is "thirty-four billion, three hundred forty-two million, one hundred forty thousand, one hundred five".