3649514544 has 60 divisors (see below), whose sum is σ = 10999236976. Its totient is φ = 1122926976.

The previous prime is 3649514543. The next prime is 3649514549. The reversal of 3649514544 is 4454159463.

3649514544 is a `hidden beast` number, since 3 + 6 + 4 + 95 + 14 + 544 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 3649514544.

It is not an unprimeable number, because it can be changed into a prime (3649514543) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 972892 + ... + 976635.

Almost surely, 2^3649514544 is an apocalyptic number.

It is an amenable number.

3649514544 is an abundant number, since it is smaller than the sum of its proper divisors (7349722432).

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

3649514544 is a wasteful number, since it uses less digits than its factorization.

3649514544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949554 (or 1949545 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 3649514544 is about 60411.2120719325. The cubic root of 3649514544 is about 1539.6134612039.

The spelling of 3649514544 in words is "three billion, six hundred forty-nine million, five hundred fourteen thousand, five hundred forty-four".