40559521210 has 16 divisors (see below), whose sum is σ = 78623072136. Its totient is φ = 14975823168.

The previous prime is 40559521207. The next prime is 40559521241. The reversal of 40559521210 is 1212595504.

40559521210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 36449300889 + 4110220321 = 190917^2 + 64111^2 .

It is a super-3 number, since 3×40559521210³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155998029 + ... + 155998288.

Almost surely, 2^40559521210 is an apocalyptic number.

40559521210 is a deficient number, since it is larger than the sum of its proper divisors (38063550926).

40559521210 is a wasteful number, since it uses less digits than its factorization.

40559521210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311996337.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 40559521210 in words is "forty billion, five hundred fifty-nine million, five hundred twenty-one thousand, two hundred ten".