3749442449473 has 4 divisors (see below), whose sum is σ = 4285077085120. Its totient is φ = 3213807813828.

The previous prime is 3749442449461. The next prime is 3749442449479.

3749442449473 is nontrivially palindromic in base 10.

3749442449473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 3749442449473 - 2²⁵ = 3749408895041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3749442449479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267817317813 + ... + 267817317826.

It is an arithmetic number, because the mean of its divisors is an integer number (1071269271280).

Almost surely, 2^{3749442449473} is an apocalyptic number.

It is an amenable number.

3749442449473 is a deficient number, since it is larger than the sum of its proper divisors (535634635647).

3749442449473 is an equidigital number, since it uses as much as digits as its factorization.

3749442449473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535634635646.

The product of its digits is 292626432, while the sum is 64.

The spelling of 3749442449473 in words is "three trillion, seven hundred forty-nine billion, four hundred forty-two million, four hundred forty-nine thousand, four hundred seventy-three".