622442024040 has 64 divisors (see below), whose sum is σ = 1907056431360. Its totient is φ = 162452952320.

The previous prime is 622442023961. The next prime is 622442024069. The reversal of 622442024040 is 40420244226.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 622442023989 and 622442024007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55175391 + ... + 55186670.

It is an arithmetic number, because the mean of its divisors is an integer number (29797756740).

Almost surely, 2^622442024040 is an apocalyptic number.

622442024040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

622442024040 is an abundant number, since it is smaller than the sum of its proper divisors (1284614407320).

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

622442024040 is a wasteful number, since it uses less digits than its factorization.

622442024040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110362122 (or 110362118 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 622442024040 its reverse (40420244226), we get a palindrome (662862268266).

The spelling of 622442024040 in words is "six hundred twenty-two billion, four hundred forty-two million, twenty-four thousand, forty".