3622729558896 has 360 divisors, whose sum is σ = 12766484388240. Its totient is φ = 980586383616.

The previous prime is 3622729558829. The next prime is 3622729558919. The reversal of 3622729558896 is 6988559272263.

3622729558896 is a `hidden beast` number, since 3 + 62 + 2 + 7 + 2 + 9 + 558 + 8 + 9 + 6 = 666.

3622729558896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7404610 + ... + 7878686.

It is an arithmetic number, because the mean of its divisors is an integer number (35462456634).

Almost surely, 2^{3622729558896} is an apocalyptic number.

3622729558896 is a gapful number since it is divisible by the number (36) 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 3622729558896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6383242194120).

3622729558896 is an abundant number, since it is smaller than the sum of its proper divisors (9143754829344).

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

3622729558896 is a wasteful number, since it uses less digits than its factorization.

3622729558896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474146 (or 474108 counting only the distinct ones).

The product of its digits is 783820800, while the sum is 72.

The spelling of 3622729558896 in words is "three trillion, six hundred twenty-two billion, seven hundred twenty-nine million, five hundred fifty-eight thousand, eight hundred ninety-six".