3342581990749 has 4 divisors (see below), whose sum is σ = 3342587020636. Its totient is φ = 3342576960864.

The previous prime is 3342581990747. The next prime is 3342581990771. The reversal of 3342581990749 is 9470991852433.

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 224408743524 + 3118173247225 = 473718^2 + 1765835^2 .

It is a cyclic number.

It is not a de Polignac number, because 3342581990749 - 2¹ = 3342581990747 is a prime.

It is a super-2 number, since 2×3342581990749² (a number of 26 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 (3342581990747) 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, 1332954 + ... + 2908939.

It is an arithmetic number, because the mean of its divisors is an integer number (835646755159).

Almost surely, 2^{3342581990749} is an apocalyptic number.

It is an amenable number.

3342581990749 is a deficient number, since it is larger than the sum of its proper divisors (5029887).

3342581990749 is an equidigital number, since it uses as much as digits as its factorization.

3342581990749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029886.

The product of its (nonzero) digits is 58786560, while the sum is 64.

The spelling of 3342581990749 in words is "three trillion, three hundred forty-two billion, five hundred eighty-one million, nine hundred ninety thousand, seven hundred forty-nine".