40231533401 has 4 divisors (see below), whose sum is σ = 40232781492. Its totient is φ = 40230285312.

The previous prime is 40231533371. The next prime is 40231533403. The reversal of 40231533401 is 10433513204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8059730176 + 32171803225 = 89776^2 + 179365^2 .

It is a cyclic number.

It is not a de Polignac number, because 40231533401 - 2¹⁴ = 40231517017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40231533403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 574376 + ... + 640601.

It is an arithmetic number, because the mean of its divisors is an integer number (10058195373).

Almost surely, 2^40231533401 is an apocalyptic number.

It is an amenable number.

40231533401 is a deficient number, since it is larger than the sum of its proper divisors (1248091).

40231533401 is a wasteful number, since it uses less digits than its factorization.

40231533401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248090.

The product of its (nonzero) digits is 4320, while the sum is 26.

The spelling of 40231533401 in words is "forty billion, two hundred thirty-one million, five hundred thirty-three thousand, four hundred one".