34540402051 has 4 divisors (see below), whose sum is σ = 34792521912. Its totient is φ = 34288282192.

The previous prime is 34540402033. The next prime is 34540402067. The reversal of 34540402051 is 15020404543.

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 34540402051 - 2¹¹ = 34540400003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34540402031) 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, 126059725 + ... + 126059998.

It is an arithmetic number, because the mean of its divisors is an integer number (8698130478).

Almost surely, 2^34540402051 is an apocalyptic number.

34540402051 is a deficient number, since it is larger than the sum of its proper divisors (252119861).

34540402051 is a wasteful number, since it uses less digits than its factorization.

34540402051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252119860.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 34540402051 its reverse (15020404543), we get a palindrome (49560806594).

The spelling of 34540402051 in words is "thirty-four billion, five hundred forty million, four hundred two thousand, fifty-one".