34022603781 has 6 divisors (see below), whose sum is σ = 49143761030. Its totient is φ = 22681735848.

The previous prime is 34022603777. The next prime is 34022603803. The reversal of 34022603781 is 18730622043.

It is a happy number.

34022603781 is a `hidden beast` number, since 3 + 40 + 2 + 2 + 603 + 7 + 8 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30566927556 + 3455676225 = 174834^2 + 58785^2 .

It is not a de Polignac number, because 34022603781 - 2² = 34022603777 is a prime.

It is a super-2 number, since 2×34022603781² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34022602781) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1890144646 + ... + 1890144663.

Almost surely, 2^34022603781 is an apocalyptic number.

It is an amenable number.

34022603781 is a deficient number, since it is larger than the sum of its proper divisors (15121157249).

34022603781 is a wasteful number, since it uses less digits than its factorization.

34022603781 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780289315 (or 3780289312 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 34022603781 in words is "thirty-four billion, twenty-two million, six hundred three thousand, seven hundred eighty-one".