40558106880 has 108 divisors (see below), whose sum is σ = 140326864860. Its totient is φ = 10815492096.

The previous prime is 40558106761. The next prime is 40558106891. The reversal of 40558106880 is 8860185504.

40558106880 is a `hidden beast` number, since 4 + 0 + 5 + 581 + 0 + 68 + 8 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19097028864 + 21461078016 = 138192^2 + 146496^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1748815 + ... + 1771854.

Almost surely, 2^40558106880 is an apocalyptic number.

40558106880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40558106880 is an abundant number, since it is smaller than the sum of its proper divisors (99768757980).

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

40558106880 is a wasteful number, since it uses less digits than its factorization.

40558106880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3520696 (or 3520679 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 45.

The spelling of 40558106880 in words is "forty billion, five hundred fifty-eight million, one hundred six thousand, eight hundred eighty".