40815428106 has 16 divisors (see below), whose sum is σ = 81684193248. Its totient is φ = 13596253200.

The previous prime is 40815428089. The next prime is 40815428117. The reversal of 40815428106 is 60182451804.

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, 2212425 + ... + 2230796.

It is an arithmetic number, because the mean of its divisors is an integer number (5105262078).

Almost surely, 2^40815428106 is an apocalyptic number.

40815428106 is an abundant number, since it is smaller than the sum of its proper divisors (40868765142).

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

40815428106 is a wasteful number, since it uses less digits than its factorization.

40815428106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4444757.

The product of its (nonzero) digits is 61440, while the sum is 39.

The spelling of 40815428106 in words is "forty billion, eight hundred fifteen million, four hundred twenty-eight thousand, one hundred six".