553509440290 has 32 divisors (see below), whose sum is σ = 1004771407680. Its totient is φ = 219532150464.

The previous prime is 553509440213. The next prime is 553509440299. The reversal of 553509440290 is 92044905355.

It is a self number, because there is not a number n which added to its sum of digits gives 553509440290.

It is not an unprimeable number, because it can be changed into a prime (553509440299) 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, 175564 + ... + 1066696.

It is an arithmetic number, because the mean of its divisors is an integer number (31399106490).

Almost surely, 2^553509440290 is an apocalyptic number.

553509440290 is a deficient number, since it is larger than the sum of its proper divisors (451261967390).

553509440290 is a wasteful number, since it uses less digits than its factorization.

553509440290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891666.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 553509440290 in words is "five hundred fifty-three billion, five hundred nine million, four hundred forty thousand, two hundred ninety".