1622420005584 has 160 divisors (see below), whose sum is σ = 4868688384000. Its totient is φ = 455977446912.

The previous prime is 1622420005567. The next prime is 1622420005601. The reversal of 1622420005584 is 4855000242261.

It is an interprime number because it is at equal distance from previous prime (1622420005567) and next prime (1622420005601).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7026727 + ... + 7253945.

It is an arithmetic number, because the mean of its divisors is an integer number (30429302400).

Almost surely, 2^{1622420005584} is an apocalyptic number.

1622420005584 is a gapful number since it is divisible by the number (14) 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 1622420005584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2434344192000).

1622420005584 is an abundant number, since it is smaller than the sum of its proper divisors (3246268378416).

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

1622420005584 is a wasteful number, since it uses less digits than its factorization.

1622420005584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227585 (or 227579 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The spelling of 1622420005584 in words is "one trillion, six hundred twenty-two billion, four hundred twenty million, five thousand, five hundred eighty-four".