40250225436 has 48 divisors (see below), whose sum is σ = 95045076000. Its totient is φ = 13255846912.

The previous prime is 40250225429. The next prime is 40250225441. The reversal of 40250225436 is 63452205204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40250225397 and 40250225406.

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, 1452640 + ... + 1480088.

It is an arithmetic number, because the mean of its divisors is an integer number (1980105750).

Almost surely, 2^40250225436 is an apocalyptic number.

It is an amenable number.

40250225436 is an abundant number, since it is smaller than the sum of its proper divisors (54794850564).

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

40250225436 is a wasteful number, since it uses less digits than its factorization.

40250225436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28918 (or 28916 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

The spelling of 40250225436 in words is "forty billion, two hundred fifty million, two hundred twenty-five thousand, four hundred thirty-six".