3618456864 has 48 divisors (see below), whose sum is σ = 10361947680. Its totient is φ = 1096501760.

The previous prime is 3618456859. The next prime is 3618456869. The reversal of 3618456864 is 4686548163.

It is an interprime number because it is at equal distance from previous prime (3618456859) and next prime (3618456869).

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (3618456869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1712229 + ... + 1714340.

It is an arithmetic number, because the mean of its divisors is an integer number (215873910).

Almost surely, 2^3618456864 is an apocalyptic number.

It is an amenable number.

3618456864 is an abundant number, since it is smaller than the sum of its proper divisors (6743490816).

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

3618456864 is a wasteful number, since it uses less digits than its factorization.

3618456864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3426593 (or 3426585 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 51.

The square root of 3618456864 is about 60153.6105649528. The cubic root of 3618456864 is about 1535.2335993236.

The spelling of 3618456864 in words is "three billion, six hundred eighteen million, four hundred fifty-six thousand, eight hundred sixty-four".