40358291904036 has 72 divisors (see below), whose sum is σ = 104220781217280. Its totient is φ = 13162311830016.

The previous prime is 40358291903983. The next prime is 40358291904037. The reversal of 40358291904036 is 63040919285304.

40358291904036 is a `hidden beast` number, since 4 + 0 + 3 + 582 + 9 + 19 + 0 + 40 + 3 + 6 = 666.

It is a super-2 number, since 2×40358291904036² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40358291904037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1453620 + ... + 9101076.

It is an arithmetic number, because the mean of its divisors is an integer number (1447510850240).

Almost surely, 2^{40358291904036} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40358291904036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52110390608640).

40358291904036 is an abundant number, since it is smaller than the sum of its proper divisors (63862489313244).

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

40358291904036 is a wasteful number, since it uses less digits than its factorization.

40358291904036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7650633 (or 7650628 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 40358291904036 in words is "forty trillion, three hundred fifty-eight billion, two hundred ninety-one million, nine hundred four thousand, thirty-six".