3646450496 has 112 divisors (see below), whose sum is σ = 8334353664. Its totient is φ = 1567973376.

The previous prime is 3646450487. The next prime is 3646450501. The reversal of 3646450496 is 6940546463.

It is a self number, because there is not a number n which added to its sum of digits gives 3646450496.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1455581 + ... + 1458083.

It is an arithmetic number, because the mean of its divisors is an integer number (74413872).

Almost surely, 2^3646450496 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 3646450496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4167176832).

3646450496 is an abundant number, since it is smaller than the sum of its proper divisors (4687903168).

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

3646450496 is a wasteful number, since it uses less digits than its factorization.

3646450496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648 (or 2638 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 47.

The square root of 3646450496 is about 60385.8468186048. The cubic root of 3646450496 is about 1539.1824659462.

The spelling of 3646450496 in words is "three billion, six hundred forty-six million, four hundred fifty thousand, four hundred ninety-six".