40004070535220 has 48 divisors (see below), whose sum is σ = 91646118700416. Its totient is φ = 14546866512000.

The previous prime is 40004070535171. The next prime is 40004070535237. The reversal of 40004070535220 is 2253507040004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93255425 + ... + 93683415.

It is an arithmetic number, because the mean of its divisors is an integer number (1909294139592).

Almost surely, 2^{40004070535220} is an apocalyptic number.

It is an amenable number.

40004070535220 is an abundant number, since it is smaller than the sum of its proper divisors (51642048165196).

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

40004070535220 is a wasteful number, since it uses less digits than its factorization.

40004070535220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852872 (or 852870 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 32.

Adding to 40004070535220 its reverse (2253507040004), we get a palindrome (42257577575224).

The spelling of 40004070535220 in words is "forty trillion, four billion, seventy million, five hundred thirty-five thousand, two hundred twenty".