40313554136154 has 144 divisors (see below), whose sum is σ = 100000988097192. Its totient is φ = 11665540021248.

The previous prime is 40313554136147. The next prime is 40313554136183. The reversal of 40313554136154 is 45163145531304.

40313554136154 is a `hidden beast` number, since 4 + 0 + 3 + 13 + 5 + 5 + 4 + 13 + 615 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 17654745080025 + 22658809056129 = 4201755^2 + 4760127^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9831222 + ... + 13314654.

Almost surely, 2^{40313554136154} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40313554136154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50000494048596).

40313554136154 is an abundant number, since it is smaller than the sum of its proper divisors (59687433961038).

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

40313554136154 is a wasteful number, since it uses less digits than its factorization.

40313554136154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483629 (or 3483607 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

Adding to 40313554136154 its reverse (45163145531304), we get a palindrome (85476699667458).

The spelling of 40313554136154 in words is "forty trillion, three hundred thirteen billion, five hundred fifty-four million, one hundred thirty-six thousand, one hundred fifty-four".