1979635000555 has 8 divisors (see below), whose sum is σ = 2392901870112. Its totient is φ = 1572148087488.

The previous prime is 1979635000537. The next prime is 1979635000559. The reversal of 1979635000555 is 5550005369791.

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

It is a cyclic number.

It is not a de Polignac number, because 1979635000555 - 2⁹ = 1979635000043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1979635000496 and 1979635000505.

It is not an unprimeable number, because it can be changed into a prime (1979635000559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1444988367 + ... + 1444989736.

It is an arithmetic number, because the mean of its divisors is an integer number (299112733764).

Almost surely, 2^{1979635000555} is an apocalyptic number.

1979635000555 is a deficient number, since it is larger than the sum of its proper divisors (413266869557).

1979635000555 is a wasteful number, since it uses less digits than its factorization.

1979635000555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889978245.

The product of its (nonzero) digits is 6378750, while the sum is 55.

The spelling of 1979635000555 in words is "one trillion, nine hundred seventy-nine billion, six hundred thirty-five million, five hundred fifty-five", and thus it is an aban number.