40499357184 has 400 divisors, whose sum is σ = 142033565520. Its totient is φ = 11326832640.

The previous prime is 40499357167. The next prime is 40499357221. The reversal of 40499357184 is 48175399404.

40499357184 is a `hidden beast` number, since 4 + 0 + 499 + 3 + 5 + 71 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 40499357184.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5927082 + ... + 5933910.

Almost surely, 2^40499357184 is an apocalyptic number.

40499357184 is a gapful number since it is divisible by the number (44) 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 40499357184, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71016782760).

40499357184 is an abundant number, since it is smaller than the sum of its proper divisors (101534208336).

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

40499357184 is a wasteful number, since it uses less digits than its factorization.

40499357184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883 (or 6858 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 40499357184 in words is "forty billion, four hundred ninety-nine million, three hundred fifty-seven thousand, one hundred eighty-four".