1622212620240 has 80 divisors (see below), whose sum is σ = 5035776939648. Its totient is φ = 431994951168.

The previous prime is 1622212620239. The next prime is 1622212620257. The reversal of 1622212620240 is 420262122261.

It is a tau number, because it is divible by the number of its divisors (80).

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 = 1622212620198 and 1622212620207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4474227 + ... + 4823186.

Almost surely, 2^{1622212620240} is an apocalyptic number.

1622212620240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1622212620240 is an abundant number, since it is smaller than the sum of its proper divisors (3413564319408).

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

1622212620240 is a wasteful number, since it uses less digits than its factorization.

1622212620240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9298156 (or 9298150 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The spelling of 1622212620240 in words is "one trillion, six hundred twenty-two billion, two hundred twelve million, six hundred twenty thousand, two hundred forty".