3423069638649 has 16 divisors (see below), whose sum is σ = 5140682971200. Its totient is φ = 2250785514528.

The previous prime is 3423069638587. The next prime is 3423069638663. The reversal of 3423069638649 is 9468369603243.

It is a happy number.

3423069638649 is a `hidden beast` number, since 3 + 423 + 0 + 6 + 96 + 3 + 86 + 49 = 666.

It is not a de Polignac number, because 3423069638649 - 2¹⁶ = 3423069573113 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3423069638669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868356639 + ... + 868360580.

It is an arithmetic number, because the mean of its divisors is an integer number (321292685700).

Almost surely, 2^{3423069638649} is an apocalyptic number.

It is an amenable number.

3423069638649 is a deficient number, since it is larger than the sum of its proper divisors (1717613332551).

3423069638649 is a wasteful number, since it uses less digits than its factorization.

3423069638649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1736717301 (or 1736717295 counting only the distinct ones).

The product of its (nonzero) digits is 120932352, while the sum is 63.

The spelling of 3423069638649 in words is "three trillion, four hundred twenty-three billion, sixty-nine million, six hundred thirty-eight thousand, six hundred forty-nine".