3630499851 has 48 divisors (see below), whose sum is σ = 5454761984. Its totient is φ = 2145528000.

The previous prime is 3630499849. The next prime is 3630499853. The reversal of 3630499851 is 1589940363.

It is an interprime number because it is at equal distance from previous prime (3630499849) and next prime (3630499853).

It is not a de Polignac number, because 3630499851 - 2¹ = 3630499849 is a prime.

It is a super-2 number, since 2×3630499851² = 26361058336222044402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3630499851.

It is not an unprimeable number, because it can be changed into a prime (3630499853) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2811516 + ... + 2812806.

Almost surely, 2^3630499851 is an apocalyptic number.

3630499851 is a deficient number, since it is larger than the sum of its proper divisors (1824262133).

3630499851 is a wasteful number, since it uses less digits than its factorization.

3630499851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504 (or 1493 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The square root of 3630499851 is about 60253.6293595664. The cubic root of 3630499851 is about 1536.9349069321.

The spelling of 3630499851 in words is "three billion, six hundred thirty million, four hundred ninety-nine thousand, eight hundred fifty-one".