1099583250420 has 48 divisors (see below), whose sum is σ = 3078886366080. Its totient is φ = 293217127296.

The previous prime is 1099583250401. The next prime is 1099583250421. The reversal of 1099583250420 is 240523859901.

It is a happy number.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1099583250420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099583250421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4441834 + ... + 4682846.

It is an arithmetic number, because the mean of its divisors is an integer number (64143465960).

Almost surely, 2^{1099583250420} is an apocalyptic number.

1099583250420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1099583250420 is an abundant number, since it is smaller than the sum of its proper divisors (1979303115660).

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

1099583250420 is a wasteful number, since it uses less digits than its factorization.

1099583250420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317064 (or 317062 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 48.

The spelling of 1099583250420 in words is "one trillion, ninety-nine billion, five hundred eighty-three million, two hundred fifty thousand, four hundred twenty".