220805899546 has 32 divisors (see below), whose sum is σ = 364146854400. Its totient is φ = 99949172400.

The previous prime is 220805899519. The next prime is 220805899549. The reversal of 220805899546 is 645998508022.

It is a super-2 number, since 2×220805899546² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220805899549) 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, 798385 + ... + 1038763.

It is an arithmetic number, because the mean of its divisors is an integer number (11379589200).

Almost surely, 2^220805899546 is an apocalyptic number.

220805899546 is a deficient number, since it is larger than the sum of its proper divisors (143340954854).

220805899546 is a wasteful number, since it uses less digits than its factorization.

220805899546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241474.

The product of its (nonzero) digits is 12441600, while the sum is 58.

The spelling of 220805899546 in words is "two hundred twenty billion, eight hundred five million, eight hundred ninety-nine thousand, five hundred forty-six".