39554559041 has 4 divisors (see below), whose sum is σ = 39718686084. Its totient is φ = 39390432000.

The previous prime is 39554559029. The next prime is 39554559053. The reversal of 39554559041 is 14095545593.

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

It is an interprime number because it is at equal distance from previous prime (39554559029) and next prime (39554559053).

It can be written as a sum of positive squares in 2 ways, for example, as 24548309041 + 15006250000 = 156679^2 + 122500^2 .

It is a cyclic number.

It is not a de Polignac number, because 39554559041 - 2⁶ = 39554558977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39554559001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82063160 + ... + 82063641.

It is an arithmetic number, because the mean of its divisors is an integer number (9929671521).

Almost surely, 2^39554559041 is an apocalyptic number.

It is an amenable number.

39554559041 is a deficient number, since it is larger than the sum of its proper divisors (164127043).

39554559041 is a wasteful number, since it uses less digits than its factorization.

39554559041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164127042.

The product of its (nonzero) digits is 2430000, while the sum is 50.

The spelling of 39554559041 in words is "thirty-nine billion, five hundred fifty-four million, five hundred fifty-nine thousand, forty-one".