43308542734613 has 6 divisors (see below), whose sum is σ = 46896232665474. Its totient is φ = 39977116370256.

The previous prime is 43308542734609. The next prime is 43308542734651. The reversal of 43308542734613 is 31643724580334.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2208365407249 + 41100177327364 = 1486057^2 + 6410942^2 .

It is not a de Polignac number, because 43308542734613 - 2² = 43308542734609 is a prime.

It is a super-3 number, since 3×43308542734613³ (a number of 42 digits) contains 333 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 (43308542734693) 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, 128131783070 + ... + 128131783407.

It is an arithmetic number, because the mean of its divisors is an integer number (7816038777579).

Almost surely, 2^{43308542734613} is an apocalyptic number.

It is an amenable number.

43308542734613 is a deficient number, since it is larger than the sum of its proper divisors (3587689930861).

43308542734613 is a wasteful number, since it uses less digits than its factorization.

43308542734613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256263566503 (or 256263566490 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 53.

The spelling of 43308542734613 in words is "forty-three trillion, three hundred eight billion, five hundred forty-two million, seven hundred thirty-four thousand, six hundred thirteen".