40017506421035 has 32 divisors (see below), whose sum is σ = 56419635621888. Its totient is φ = 26863305678720.

The previous prime is 40017506421017. The next prime is 40017506421059. The reversal of 40017506421035 is 53012460571004.

It is not a de Polignac number, because 40017506421035 - 2²² = 40017502226731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40017506421035.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10462574 + ... + 13765916.

It is an arithmetic number, because the mean of its divisors is an integer number (1763113613184).

Almost surely, 2^{40017506421035} is an apocalyptic number.

40017506421035 is a deficient number, since it is larger than the sum of its proper divisors (16402129200853).

40017506421035 is a wasteful number, since it uses less digits than its factorization.

40017506421035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320315.

The product of its (nonzero) digits is 100800, while the sum is 38.

Adding to 40017506421035 its reverse (53012460571004), we get a palindrome (93029966992039).

The spelling of 40017506421035 in words is "forty trillion, seventeen billion, five hundred six million, four hundred twenty-one thousand, thirty-five".