3645464496 has 120 divisors (see below), whose sum is σ = 10047667920. Its totient is φ = 1138692096.

The previous prime is 3645464491. The next prime is 3645464503. The reversal of 3645464496 is 6944645463.

It is a super-2 number, since 2×3645464496² = 26578822783193068032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (3645464491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4397010 + ... + 4397838.

It is an arithmetic number, because the mean of its divisors is an integer number (83730566).

Almost surely, 2^3645464496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3645464496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5023833960).

3645464496 is an abundant number, since it is smaller than the sum of its proper divisors (6402203424).

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

3645464496 is a wasteful number, since it uses less digits than its factorization.

3645464496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191 (or 1168 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 51.

The square root of 3645464496 is about 60377.6821019158. The cubic root of 3645464496 is about 1539.0437218239.

The spelling of 3645464496 in words is "three billion, six hundred forty-five million, four hundred sixty-four thousand, four hundred ninety-six".