34440121413 has 12 divisors (see below), whose sum is σ = 49759803340. Its totient is φ = 22954098816.

The previous prime is 34440121403. The next prime is 34440121423. The reversal of 34440121413 is 31412104443.

34440121413 is a `hidden beast` number, since 3 + 4 + 440 + 1 + 214 + 1 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (34440121403) and next prime (34440121423).

It can be written as a sum of positive squares in 2 ways, for example, as 23846154084 + 10593967329 = 154422^2 + 102927^2 .

It is not a de Polignac number, because 34440121413 - 2⁶ = 34440121349 is a prime.

It is a super-2 number, since 2×34440121413² (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 (34440121403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 461908 + ... + 531261.

Almost surely, 2^34440121413 is an apocalyptic number.

It is an amenable number.

34440121413 is a deficient number, since it is larger than the sum of its proper divisors (15319681927).

34440121413 is a wasteful number, since it uses less digits than its factorization.

34440121413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997028 (or 997025 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 34440121413 its reverse (31412104443), we get a palindrome (65852225856).

The spelling of 34440121413 in words is "thirty-four billion, four hundred forty million, one hundred twenty-one thousand, four hundred thirteen".