4349148958081 has 4 divisors (see below), whose sum is σ = 4351563812164. Its totient is φ = 4346734104000.

The previous prime is 4349148958061. The next prime is 4349148958127. The reversal of 4349148958081 is 1808598419434.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2948277873025 + 1400871085056 = 1717055^2 + 1183584^2 .

It is a cyclic number.

It is not a de Polignac number, because 4349148958081 - 2¹³ = 4349148949889 is a prime.

It is a super-2 number, since 2×4349148958081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4349148958061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207424340 + ... + 1207427941.

It is an arithmetic number, because the mean of its divisors is an integer number (1087890953041).

Almost surely, 2^{4349148958081} is an apocalyptic number.

It is an amenable number.

4349148958081 is a deficient number, since it is larger than the sum of its proper divisors (2414854083).

4349148958081 is a wasteful number, since it uses less digits than its factorization.

4349148958081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2414854082.

The product of its (nonzero) digits is 39813120, while the sum is 64.

It can be divided in two parts, 4349 and 148958081, that added together give a triangular number (148962430 = T₁₇₂₆₀).

The spelling of 4349148958081 in words is "four trillion, three hundred forty-nine billion, one hundred forty-eight million, nine hundred fifty-eight thousand, eighty-one".