1622554120440 has 96 divisors (see below), whose sum is σ = 5752691895600. Its totient is φ = 393346452480.

The previous prime is 1622554120433. The next prime is 1622554120483. The reversal of 1622554120440 is 440214552261.

1622554120440 is a `hidden beast` number, since 1 + 62 + 2 + 554 + 1 + 2 + 0 + 4 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1622554120395 and 1622554120404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204863985 + ... + 204871904.

Almost surely, 2^{1622554120440} is an apocalyptic number.

1622554120440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1622554120440 is an abundant number, since it is smaller than the sum of its proper divisors (4130137775160).

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

1622554120440 is a wasteful number, since it uses less digits than its factorization.

1622554120440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409735917 (or 409735910 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The spelling of 1622554120440 in words is "one trillion, six hundred twenty-two billion, five hundred fifty-four million, one hundred twenty thousand, four hundred forty".