40515041424 has 160 divisors (see below), whose sum is σ = 124181301888. Its totient is φ = 11220480000.

The previous prime is 40515041377. The next prime is 40515041431. The reversal of 40515041424 is 42414051504.

It is a junction number, because it is equal to n+sod(n) for n = 40515041391 and 40515041400.

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 31 ways as a sum of consecutive naturals, for example, 664044 + ... + 722484.

Almost surely, 2^40515041424 is an apocalyptic number.

40515041424 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 40515041424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62090650944).

40515041424 is an abundant number, since it is smaller than the sum of its proper divisors (83666260464).

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

40515041424 is a wasteful number, since it uses less digits than its factorization.

40515041424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58577 (or 58571 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 40515041424 its reverse (42414051504), we get a palindrome (82929092928).

The spelling of 40515041424 in words is "forty billion, five hundred fifteen million, forty-one thousand, four hundred twenty-four".