40344526241 has 4 divisors (see below), whose sum is σ = 40639011972. Its totient is φ = 40050040512.

The previous prime is 40344526219. The next prime is 40344526249. The reversal of 40344526241 is 14262544304.

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 21062426641 + 19282099600 = 145129^2 + 138860^2 .

It is a cyclic number.

It is not a de Polignac number, because 40344526241 - 2¹⁴ = 40344509857 is a prime.

It is a super-2 number, since 2×40344526241² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40344526249) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 147242660 + ... + 147242933.

It is an arithmetic number, because the mean of its divisors is an integer number (10159752993).

Almost surely, 2^40344526241 is an apocalyptic number.

It is an amenable number.

40344526241 is a deficient number, since it is larger than the sum of its proper divisors (294485731).

40344526241 is a wasteful number, since it uses less digits than its factorization.

40344526241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294485730.

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 40344526241 in words is "forty billion, three hundred forty-four million, five hundred twenty-six thousand, two hundred forty-one".