3640063919 has 8 divisors (see below), whose sum is σ = 3917369808. Its totient is φ = 3369778560.

The previous prime is 3640063901. The next prime is 3640063991. The reversal of 3640063919 is 9193600463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3640063919 - 2¹² = 3640059823 is a prime.

It is a super-2 number, since 2×3640063919² = 26500130668811277122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3640063319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1754057 + ... + 1756130.

It is an arithmetic number, because the mean of its divisors is an integer number (489671226).

Almost surely, 2^3640063919 is an apocalyptic number.

3640063919 is a deficient number, since it is larger than the sum of its proper divisors (277305889).

3640063919 is a wasteful number, since it uses less digits than its factorization.

3640063919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3510265.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 3640063919 is about 60332.9422372223. The cubic root of 3640063919 is about 1538.2833402605.

The spelling of 3640063919 in words is "three billion, six hundred forty million, sixty-three thousand, nine hundred nineteen".