34254641787 has 4 divisors (see below), whose sum is σ = 45672855720. Its totient is φ = 22836427856.

The previous prime is 34254641783. The next prime is 34254641801. The reversal of 34254641787 is 78714645243.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34254641787 - 2² = 34254641783 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34254641783) 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, 5709106962 + ... + 5709106967.

It is an arithmetic number, because the mean of its divisors is an integer number (11418213930).

Almost surely, 2^34254641787 is an apocalyptic number.

34254641787 is a deficient number, since it is larger than the sum of its proper divisors (11418213933).

34254641787 is a wasteful number, since it uses less digits than its factorization.

34254641787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11418213932.

The product of its digits is 4515840, while the sum is 51.

The spelling of 34254641787 in words is "thirty-four billion, two hundred fifty-four million, six hundred forty-one thousand, seven hundred eighty-seven".