3919870517055 has 8 divisors (see below), whose sum is σ = 6271792827312. Its totient is φ = 2090597609088.

The previous prime is 3919870516973. The next prime is 3919870517089. The reversal of 3919870517055 is 5507150789193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3919870517055 - 2⁷ = 3919870516927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3919870517055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130662350554 + ... + 130662350583.

It is an arithmetic number, because the mean of its divisors is an integer number (783974103414).

Almost surely, 2^{3919870517055} is an apocalyptic number.

3919870517055 is a deficient number, since it is larger than the sum of its proper divisors (2351922310257).

3919870517055 is a wasteful number, since it uses less digits than its factorization.

3919870517055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261324701145.

The product of its (nonzero) digits is 11907000, while the sum is 60.

The spelling of 3919870517055 in words is "three trillion, nine hundred nineteen billion, eight hundred seventy million, five hundred seventeen thousand, fifty-five".