17077939477 has 4 divisors (see below), whose sum is σ = 17237546496. Its totient is φ = 16918332460.

The previous prime is 17077939421. The next prime is 17077939493. The reversal of 17077939477 is 77493977071.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77493977071 = 7 ⋅11070568153.

It is a cyclic number.

It is not a de Polignac number, because 17077939477 - 2¹⁹ = 17077415189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17077939777) 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, 79803349 + ... + 79803562.

It is an arithmetic number, because the mean of its divisors is an integer number (4309386624).

Almost surely, 2^17077939477 is an apocalyptic number.

It is an amenable number.

17077939477 is a deficient number, since it is larger than the sum of its proper divisors (159607019).

17077939477 is a wasteful number, since it uses less digits than its factorization.

17077939477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159607018.

The product of its (nonzero) digits is 16336404, while the sum is 61.

The spelling of 17077939477 in words is "seventeen billion, seventy-seven million, nine hundred thirty-nine thousand, four hundred seventy-seven".