1622941475840 has 176 divisors, whose sum is σ = 3984238746432. Its totient is φ = 634098057216.

The previous prime is 1622941475833. The next prime is 1622941475851. The reversal of 1622941475840 is 485741492261.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (53).

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, 61585547 + ... + 61611893.

Almost surely, 2^{1622941475840} is an apocalyptic number.

1622941475840 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 1622941475840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1992119373216).

1622941475840 is an abundant number, since it is smaller than the sum of its proper divisors (2361297270592).

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

1622941475840 is a wasteful number, since it uses less digits than its factorization.

1622941475840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26652 (or 26634 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 1622941475840 in words is "one trillion, six hundred twenty-two billion, nine hundred forty-one million, four hundred seventy-five thousand, eight hundred forty".