4645214553540 has 192 divisors, whose sum is σ = 14781455216640. Its totient is φ = 1080024960000.

The previous prime is 4645214553457. The next prime is 4645214553563. The reversal of 4645214553540 is 453554125464.

It is a self number, because there is not a number n which added to its sum of digits gives 4645214553540.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 141765 + ... + 3051315.

It is an arithmetic number, because the mean of its divisors is an integer number (76986745920).

Almost surely, 2^{4645214553540} 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 4645214553540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7390727608320).

4645214553540 is an abundant number, since it is smaller than the sum of its proper divisors (10136240663100).

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

4645214553540 is a wasteful number, since it uses less digits than its factorization.

4645214553540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909674 (or 2909672 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 48.

The spelling of 4645214553540 in words is "four trillion, six hundred forty-five billion, two hundred fourteen million, five hundred fifty-three thousand, five hundred forty".