34042100402 has 4 divisors (see below), whose sum is σ = 51063150606. Its totient is φ = 17021050200.

The previous prime is 34042100363. The next prime is 34042100447. The reversal of 34042100402 is 20400124043.

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

It can be written as a sum of positive squares in only one way, i.e., 26438434801 + 7603665601 = 162599^2 + 87199^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8510525099 + ... + 8510525102.

Almost surely, 2^34042100402 is an apocalyptic number.

34042100402 is a deficient number, since it is larger than the sum of its proper divisors (17021050204).

34042100402 is a wasteful number, since it uses less digits than its factorization.

34042100402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17021050203.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 34042100402 its reverse (20400124043), we get a palindrome (54442224445).

The spelling of 34042100402 in words is "thirty-four billion, forty-two million, one hundred thousand, four hundred two".