34717397561 has 24 divisors (see below), whose sum is σ = 44434861632. Its totient is φ = 26542058400.

The previous prime is 34717397543. The next prime is 34717397563. The reversal of 34717397561 is 16579371743.

It is not a de Polignac number, because 34717397561 - 2⁶ = 34717397497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (34717397563) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341795 + ... + 431576.

It is an arithmetic number, because the mean of its divisors is an integer number (1851452568).

Almost surely, 2^34717397561 is an apocalyptic number.

It is an amenable number.

34717397561 is a deficient number, since it is larger than the sum of its proper divisors (9717464071).

34717397561 is a wasteful number, since it uses less digits than its factorization.

34717397561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773453 (or 773442 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 53.

The spelling of 34717397561 in words is "thirty-four billion, seven hundred seventeen million, three hundred ninety-seven thousand, five hundred sixty-one".