3249115510381 has 16 divisors (see below), whose sum is σ = 3593964576384. Its totient is φ = 2917841742144.

The previous prime is 3249115510373. The next prime is 3249115510429. The reversal of 3249115510381 is 1830155119423.

It is a cyclic number.

It is not a de Polignac number, because 3249115510381 - 2³ = 3249115510373 is a prime.

It is a super-2 number, since 2×3249115510381² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3249115510301) 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 15 ways as a sum of consecutive naturals, for example, 4722186 + ... + 5366308.

It is an arithmetic number, because the mean of its divisors is an integer number (224622786024).

Almost surely, 2^{3249115510381} is an apocalyptic number.

It is an amenable number.

3249115510381 is a deficient number, since it is larger than the sum of its proper divisors (344849066003).

3249115510381 is a wasteful number, since it uses less digits than its factorization.

3249115510381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654660.

The product of its (nonzero) digits is 129600, while the sum is 43.

The spelling of 3249115510381 in words is "three trillion, two hundred forty-nine billion, one hundred fifteen million, five hundred ten thousand, three hundred eighty-one".