40249667160 has 384 divisors, whose sum is σ = 143617743360. Its totient is φ = 9732096000.

The previous prime is 40249667141. The next prime is 40249667173. The reversal of 40249667160 is 6176694204.

40249667160 is a `hidden beast` number, since 40 + 2 + 496 + 67 + 1 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 66970860 + ... + 66971460.

It is an arithmetic number, because the mean of its divisors is an integer number (374004540).

Almost surely, 2^40249667160 is an apocalyptic number.

40249667160 is a gapful number since it is divisible by the number (40) 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 40249667160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71808871680).

40249667160 is an abundant number, since it is smaller than the sum of its proper divisors (103368076200).

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

40249667160 is a wasteful number, since it uses less digits than its factorization.

40249667160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1019 (or 1012 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 40249667160 in words is "forty billion, two hundred forty-nine million, six hundred sixty-seven thousand, one hundred sixty".