4622335856640 has 416 divisors, whose sum is σ = 17297897961600. Its totient is φ = 1167745351680.

The previous prime is 4622335856591. The next prime is 4622335856647. The reversal of 4622335856640 is 466585332264.

It is a happy number.

4622335856640 is a `hidden beast` number, since 4 + 6 + 2 + 2 + 3 + 35 + 8 + 566 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4622335856647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10286260 + ... + 10726220.

Almost surely, 2^{4622335856640} is an apocalyptic number.

4622335856640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4622335856640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8648948980800).

4622335856640 is an abundant number, since it is smaller than the sum of its proper divisors (12675562104960).

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

4622335856640 is a wasteful number, since it uses less digits than its factorization.

4622335856640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440018 (or 439990 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 54.

The spelling of 4622335856640 in words is "four trillion, six hundred twenty-two billion, three hundred thirty-five million, eight hundred fifty-six thousand, six hundred forty".