40304411035021 has 16 divisors (see below), whose sum is σ = 46400808410368. Its totient is φ = 34293001104000.

The previous prime is 40304411034991. The next prime is 40304411035033. The reversal of 40304411035021 is 12053011440304.

It is a cyclic number.

It is not a de Polignac number, because 40304411035021 - 2¹³ = 40304411026829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40304411035321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12345840 + ... + 15265273.

It is an arithmetic number, because the mean of its divisors is an integer number (2900050525648).

Almost surely, 2^{40304411035021} is an apocalyptic number.

It is an amenable number.

40304411035021 is a deficient number, since it is larger than the sum of its proper divisors (6096397375347).

40304411035021 is a wasteful number, since it uses less digits than its factorization.

40304411035021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27612652.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 40304411035021 its reverse (12053011440304), we get a palindrome (52357422475325).

The spelling of 40304411035021 in words is "forty trillion, three hundred four billion, four hundred eleven million, thirty-five thousand, twenty-one".