220604537040 has 40 divisors (see below), whose sum is σ = 683874065568. Its totient is φ = 58827876480.

The previous prime is 220604537011. The next prime is 220604537047. The reversal of 220604537040 is 40735406022.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 220604536992 and 220604537010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220604537047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459592546 + ... + 459593025.

Almost surely, 2^220604537040 is an apocalyptic number.

220604537040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220604537040 is an abundant number, since it is smaller than the sum of its proper divisors (463269528528).

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

220604537040 is a wasteful number, since it uses less digits than its factorization.

220604537040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919185587 (or 919185581 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 220604537040 in words is "two hundred twenty billion, six hundred four million, five hundred thirty-seven thousand, forty".