40250464436 has 24 divisors (see below), whose sum is σ = 86693308800. Its totient is φ = 15923260512.

The previous prime is 40250464427. The next prime is 40250464487. The reversal of 40250464436 is 63446405204.

It is a self number, because there is not a number n which added to its sum of digits gives 40250464436.

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 7 ways as a sum of consecutive naturals, for example, 55288736 + ... + 55289463.

It is an arithmetic number, because the mean of its divisors is an integer number (3612221200).

Almost surely, 2^40250464436 is an apocalyptic number.

It is an amenable number.

40250464436 is an abundant number, since it is smaller than the sum of its proper divisors (46442844364).

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

40250464436 is a wasteful number, since it uses less digits than its factorization.

40250464436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110578223 (or 110578221 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 40250464436 in words is "forty billion, two hundred fifty million, four hundred sixty-four thousand, four hundred thirty-six".