3649161269248 has 52 divisors (see below), whose sum is σ = 7960834603728. Its totient is φ = 1658709647360.

The previous prime is 3649161269239. The next prime is 3649161269249. The reversal of 3649161269248 is 8429621619463.

It is not an unprimeable number, because it can be changed into a prime (3649161269249) 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, 40450786 + ... + 40540897.

Almost surely, 2^{3649161269248} is an apocalyptic number.

It is an amenable number.

3649161269248 is an abundant number, since it is smaller than the sum of its proper divisors (4311673334480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3649161269248 is an equidigital number, since it uses as much as digits as its factorization.

3649161269248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80991718 (or 80991696 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 61.

The spelling of 3649161269248 in words is "three trillion, six hundred forty-nine billion, one hundred sixty-one million, two hundred sixty-nine thousand, two hundred forty-eight".