3630453518 has 4 divisors (see below), whose sum is σ = 5445680280. Its totient is φ = 1815226758.

The previous prime is 3630453511. The next prime is 3630453521. The reversal of 3630453518 is 8153540363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8153540363 = 191 ⋅42688693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3630453511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907613378 + ... + 907613381.

It is an arithmetic number, because the mean of its divisors is an integer number (1361420070).

Almost surely, 2^3630453518 is an apocalyptic number.

3630453518 is a deficient number, since it is larger than the sum of its proper divisors (1815226762).

3630453518 is a wasteful number, since it uses less digits than its factorization.

3630453518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815226761.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 3630453518 is about 60253.2448752762. The cubic root of 3630453518 is about 1536.9283687041.

The spelling of 3630453518 in words is "three billion, six hundred thirty million, four hundred fifty-three thousand, five hundred eighteen".