478769683101 has 4 divisors (see below), whose sum is σ = 638359577472. Its totient is φ = 319179788732.

The previous prime is 478769683079. The next prime is 478769683109. The reversal of 478769683101 is 101386967874.

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.

It is a cyclic number.

It is not a de Polignac number, because 478769683101 - 2⁶ = 478769683037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (478769683109) 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, 79794947181 + ... + 79794947186.

It is an arithmetic number, because the mean of its divisors is an integer number (159589894368).

Almost surely, 2^478769683101 is an apocalyptic number.

It is an amenable number.

478769683101 is a deficient number, since it is larger than the sum of its proper divisors (159589894371).

478769683101 is a wasteful number, since it uses less digits than its factorization.

478769683101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159589894370.

The product of its (nonzero) digits is 12192768, while the sum is 60.

The spelling of 478769683101 in words is "four hundred seventy-eight billion, seven hundred sixty-nine million, six hundred eighty-three thousand, one hundred one".