34534134140 has 24 divisors (see below), whose sum is σ = 79114562352. Its totient is φ = 12557866880.

The previous prime is 34534134053. The next prime is 34534134179. The reversal of 34534134140 is 4143143543.

It is a junction number, because it is equal to n+sod(n) for n = 34534134097 and 34534134106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78486449 + ... + 78486888.

It is an arithmetic number, because the mean of its divisors is an integer number (3296440098).

Almost surely, 2^34534134140 is an apocalyptic number.

It is an amenable number.

34534134140 is an abundant number, since it is smaller than the sum of its proper divisors (44580428212).

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

34534134140 is a wasteful number, since it uses less digits than its factorization.

34534134140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156973357 (or 156973355 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 34534134140 its reverse (4143143543), we get a palindrome (38677277683).

The spelling of 34534134140 in words is "thirty-four billion, five hundred thirty-four million, one hundred thirty-four thousand, one hundred forty".