34540345623 has 16 divisors (see below), whose sum is σ = 52677063936. Its totient is φ = 19720781760.

The previous prime is 34540345601. The next prime is 34540345667. The reversal of 34540345623 is 32654304543.

It is not a de Polignac number, because 34540345623 - 2³⁰ = 33466603799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34540345523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664293 + ... + 714398.

It is an arithmetic number, because the mean of its divisors is an integer number (3292316496).

Almost surely, 2^34540345623 is an apocalyptic number.

34540345623 is a deficient number, since it is larger than the sum of its proper divisors (18136718313).

34540345623 is a wasteful number, since it uses less digits than its factorization.

34540345623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379894.

The product of its (nonzero) digits is 518400, while the sum is 39.

The spelling of 34540345623 in words is "thirty-four billion, five hundred forty million, three hundred forty-five thousand, six hundred twenty-three".