3649125376 has 44 divisors (see below), whose sum is σ = 7855845592. Its totient is φ = 1684205568.

The previous prime is 3649125367. The next prime is 3649125379. The reversal of 3649125376 is 6735219463.

It is a super-2 number, since 2×3649125376² = 26632232019534282752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3649125379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123750 + ... + 150373.

Almost surely, 2^3649125376 is an apocalyptic number.

It is an amenable number.

3649125376 is an abundant number, since it is smaller than the sum of its proper divisors (4206720216).

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

3649125376 is a wasteful number, since it uses less digits than its factorization.

3649125376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274156 (or 274138 counting only the distinct ones).

The product of its digits is 816480, while the sum is 46.

The square root of 3649125376 is about 60407.9909945696. The cubic root of 3649125376 is about 1539.5587334144.

The spelling of 3649125376 in words is "three billion, six hundred forty-nine million, one hundred twenty-five thousand, three hundred seventy-six".