34922663981 has 4 divisors (see below), whose sum is σ = 35514573600. Its totient is φ = 34330754364.

The previous prime is 34922663969. The next prime is 34922663989. The reversal of 34922663981 is 18936622943.

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, and also an emirpimes, since its reverse is a distinct semiprime: 18936622943 = 7 ⋅2705231849.

It is a cyclic number.

It is not a de Polignac number, because 34922663981 - 2³⁰ = 33848922157 is a prime.

It is a super-2 number, since 2×34922663981² (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 (34922663989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295954721 + ... + 295954838.

It is an arithmetic number, because the mean of its divisors is an integer number (8878643400).

Almost surely, 2^34922663981 is an apocalyptic number.

It is an amenable number.

34922663981 is a deficient number, since it is larger than the sum of its proper divisors (591909619).

34922663981 is an equidigital number, since it uses as much as digits as its factorization.

34922663981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591909618.

The product of its digits is 3359232, while the sum is 53.

The spelling of 34922663981 in words is "thirty-four billion, nine hundred twenty-two million, six hundred sixty-three thousand, nine hundred eighty-one".