40225052550 has 24 divisors (see below), whose sum is σ = 99758130696. Its totient is φ = 10726680640.

The previous prime is 40225052477. The next prime is 40225052557. The reversal of 40225052550 is 5525052204.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225052557) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 134083359 + ... + 134083658.

It is an arithmetic number, because the mean of its divisors is an integer number (4156588779).

Almost surely, 2^40225052550 is an apocalyptic number.

40225052550 is an abundant number, since it is smaller than the sum of its proper divisors (59533078146).

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

40225052550 is a wasteful number, since it uses less digits than its factorization.

40225052550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268167032 (or 268167027 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The spelling of 40225052550 in words is "forty billion, two hundred twenty-five million, fifty-two thousand, five hundred fifty".