40294803683520 has 336 divisors, whose sum is σ = 145903185634752. Its totient is φ = 10187136368640.

The previous prime is 40294803683471. The next prime is 40294803683531. The reversal of 40294803683520 is 2538630849204.

40294803683520 is a `hidden beast` number, since 4 + 0 + 2 + 9 + 4 + 8 + 0 + 36 + 83 + 520 = 666.

40294803683520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4793460 + ... + 10176780.

It is an arithmetic number, because the mean of its divisors is an integer number (434235671532).

Almost surely, 2^{40294803683520} is an apocalyptic number.

40294803683520 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 40294803683520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72951592817376).

40294803683520 is an abundant number, since it is smaller than the sum of its proper divisors (105608381951232).

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

40294803683520 is a wasteful number, since it uses less digits than its factorization.

40294803683520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383480 (or 5383467 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 54.

The spelling of 40294803683520 in words is "forty trillion, two hundred ninety-four billion, eight hundred three million, six hundred eighty-three thousand, five hundred twenty".