3249639169352 has 16 divisors (see below), whose sum is σ = 6451489527660. Its totient is φ = 1529241961984.

The previous prime is 3249639169331. The next prime is 3249639169373. The reversal of 3249639169352 is 2539619369423.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3249639169331) and next prime (3249639169373).

It can be written as a sum of positive squares in 2 ways, for example, as 3210310726756 + 39328442596 = 1791734^2 + 198314^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11947202693 + ... + 11947202964.

Almost surely, 2^{3249639169352} is an apocalyptic number.

It is an amenable number.

3249639169352 is a deficient number, since it is larger than the sum of its proper divisors (3201850358308).

3249639169352 is a wasteful number, since it uses less digits than its factorization.

3249639169352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23894405680 (or 23894405676 counting only the distinct ones).

The product of its digits is 56687040, while the sum is 62.

The spelling of 3249639169352 in words is "three trillion, two hundred forty-nine billion, six hundred thirty-nine million, one hundred sixty-nine thousand, three hundred fifty-two".