40505501902 has 8 divisors (see below), whose sum is σ = 61010362512. Its totient is φ = 20168714400.

The previous prime is 40505501893. The next prime is 40505501923. The reversal of 40505501902 is 20910550504.

40505501902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42017674 + ... + 42018637.

It is an arithmetic number, because the mean of its divisors is an integer number (7626295314).

Almost surely, 2^40505501902 is an apocalyptic number.

40505501902 is a deficient number, since it is larger than the sum of its proper divisors (20504860610).

40505501902 is a wasteful number, since it uses less digits than its factorization.

40505501902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84036554.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 40505501902 in words is "forty billion, five hundred five million, five hundred one thousand, nine hundred two".