34134872757 has 4 divisors (see below), whose sum is σ = 45513163680. Its totient is φ = 22756581836.

The previous prime is 34134872743. The next prime is 34134872789. The reversal of 34134872757 is 75727843143.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34134872757 - 2¹² = 34134868661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34134872797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5689145457 + ... + 5689145462.

It is an arithmetic number, because the mean of its divisors is an integer number (11378290920).

Almost surely, 2^34134872757 is an apocalyptic number.

It is an amenable number.

34134872757 is a deficient number, since it is larger than the sum of its proper divisors (11378290923).

34134872757 is a wasteful number, since it uses less digits than its factorization.

34134872757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11378290922.

The product of its digits is 3951360, while the sum is 51.

The spelling of 34134872757 in words is "thirty-four billion, one hundred thirty-four million, eight hundred seventy-two thousand, seven hundred fifty-seven".