1622730555600 has 480 divisors, whose sum is σ = 6484764281856. Its totient is φ = 336984883200.

The previous prime is 1622730555587. The next prime is 1622730555619. The reversal of 1622730555600 is 65550372261.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 186366447 + ... + 186375153.

Almost surely, 2^{1622730555600} is an apocalyptic number.

1622730555600 is a gapful number since it is divisible by the number (10) 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 1622730555600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3242382140928).

1622730555600 is an abundant number, since it is smaller than the sum of its proper divisors (4862033726256).

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

1622730555600 is a wasteful number, since it uses less digits than its factorization.

1622730555600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10763 (or 10752 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 1622730555600 in words is "one trillion, six hundred twenty-two billion, seven hundred thirty million, five hundred fifty-five thousand, six hundred".