40108126802020 has 24 divisors (see below), whose sum is σ = 85044804796224. Its totient is φ = 15887491004256.

The previous prime is 40108126801993. The next prime is 40108126802039. The reversal of 40108126802020 is 2020862180104.

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, 9734980174 + ... + 9734984293.

It is an arithmetic number, because the mean of its divisors is an integer number (3543533533176).

Almost surely, 2^{40108126802020} is an apocalyptic number.

It is an amenable number.

40108126802020 is an abundant number, since it is smaller than the sum of its proper divisors (44936677994204).

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

40108126802020 is a wasteful number, since it uses less digits than its factorization.

40108126802020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19469964579 (or 19469964577 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 34.

Adding to 40108126802020 its reverse (2020862180104), we get a palindrome (42128988982124).

The spelling of 40108126802020 in words is "forty trillion, one hundred eight billion, one hundred twenty-six million, eight hundred two thousand, twenty".