3582220046490 has 24 divisors (see below), whose sum is σ = 9313772121108. Its totient is φ = 955258679040.

The previous prime is 3582220046429. The next prime is 3582220046497. The reversal of 3582220046490 is 946400222853.

3582220046490 is a `hidden beast` number, since 3 + 5 + 82 + 2 + 20 + 0 + 464 + 90 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3387561724089 + 194658322401 = 1840533^2 + 441201^2 .

It is a super-2 number, since 2×3582220046490² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3582220046497) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19901222391 + ... + 19901222570.

Almost surely, 2^{3582220046490} is an apocalyptic number.

3582220046490 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3582220046490 is an abundant number, since it is smaller than the sum of its proper divisors (5731552074618).

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

3582220046490 is a wasteful number, since it uses less digits than its factorization.

3582220046490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39802444974 (or 39802444971 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 3582220046490 in words is "three trillion, five hundred eighty-two billion, two hundred twenty million, forty-six thousand, four hundred ninety".