40550360928 has 192 divisors, whose sum is σ = 133066063872. Its totient is φ = 10504327680.

The previous prime is 40550360909. The next prime is 40550360959. The reversal of 40550360928 is 82906305504.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 40550360928.

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 31 ways as a sum of consecutive naturals, for example, 2823975 + ... + 2838297.

It is an arithmetic number, because the mean of its divisors is an integer number (693052416).

Almost surely, 2^40550360928 is an apocalyptic number.

40550360928 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40550360928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66533031936).

40550360928 is an abundant number, since it is smaller than the sum of its proper divisors (92515702944).

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

40550360928 is a wasteful number, since it uses less digits than its factorization.

40550360928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14737 (or 14729 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The spelling of 40550360928 in words is "forty billion, five hundred fifty million, three hundred sixty thousand, nine hundred twenty-eight".