39860942055 has 16 divisors (see below), whose sum is σ = 69575462784. Its totient is φ = 19326517280.

The previous prime is 39860942053. The next prime is 39860942057. The reversal of 39860942055 is 55024906893.

It is an interprime number because it is at equal distance from previous prime (39860942053) and next prime (39860942057).

It is not a de Polignac number, because 39860942055 - 2¹ = 39860942053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39860941989 and 39860942007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39860942053) 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, 120790569 + ... + 120790898.

It is an arithmetic number, because the mean of its divisors is an integer number (4348466424).

Almost surely, 2^39860942055 is an apocalyptic number.

39860942055 is a deficient number, since it is larger than the sum of its proper divisors (29714520729).

39860942055 is a wasteful number, since it uses less digits than its factorization.

39860942055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241581486.

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 39860942055 in words is "thirty-nine billion, eight hundred sixty million, nine hundred forty-two thousand, fifty-five".