39669944041 has 16 divisors (see below), whose sum is σ = 48834951424. Its totient is φ = 31380519744.

The previous prime is 39669943981. The next prime is 39669944053. The reversal of 39669944041 is 14044996693.

39669944041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 39669944041 - 2¹³ = 39669935849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39669944081) 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, 407116 + ... + 495058.

It is an arithmetic number, because the mean of its divisors is an integer number (3052184464).

Almost surely, 2^39669944041 is an apocalyptic number.

It is an amenable number.

39669944041 is a deficient number, since it is larger than the sum of its proper divisors (9165007383).

39669944041 is a wasteful number, since it uses less digits than its factorization.

39669944041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92920.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The spelling of 39669944041 in words is "thirty-nine billion, six hundred sixty-nine million, nine hundred forty-four thousand, forty-one".