40323104043021 has 12 divisors (see below), whose sum is σ = 58396557992448. Its totient is φ = 26811881189064.

The previous prime is 40323104043007. The next prime is 40323104043023. The reversal of 40323104043021 is 12034040132304.

40323104043021 is a `hidden beast` number, since 4 + 0 + 3 + 2 + 310 + 40 + 4 + 302 + 1 = 666.

It is not a de Polignac number, because 40323104043021 - 2²⁶ = 40323036934157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40323104043023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5849010775 + ... + 5849017668.

It is an arithmetic number, because the mean of its divisors is an integer number (4866379832704).

Almost surely, 2^{40323104043021} is an apocalyptic number.

It is an amenable number.

40323104043021 is a deficient number, since it is larger than the sum of its proper divisors (18073453949427).

40323104043021 is a wasteful number, since it uses less digits than its factorization.

40323104043021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11698028832 (or 11698028829 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 40323104043021 its reverse (12034040132304), we get a palindrome (52357144175325).

The spelling of 40323104043021 in words is "forty trillion, three hundred twenty-three billion, one hundred four million, forty-three thousand, twenty-one".