3663518548 has 6 divisors (see below), whose sum is σ = 6411157466. Its totient is φ = 1831759272.

The previous prime is 3663518531. The next prime is 3663518557. The reversal of 3663518548 is 8458153663.

It can be written as a sum of positive squares in only one way, i.e., 3179606544 + 483912004 = 56388^2 + 21998^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457939815 + ... + 457939822.

Almost surely, 2^3663518548 is an apocalyptic number.

It is an amenable number.

3663518548 is a deficient number, since it is larger than the sum of its proper divisors (2747638918).

3663518548 is a wasteful number, since it uses less digits than its factorization.

3663518548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915879641 (or 915879639 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 49.

The square root of 3663518548 is about 60527.0067655753. The cubic root of 3663518548 is about 1541.5802281659.

The spelling of 3663518548 in words is "three billion, six hundred sixty-three million, five hundred eighteen thousand, five hundred forty-eight".