4202649831879 has 8 divisors (see below), whose sum is σ = 6226147899120. Its totient is φ = 2801766554568.

The previous prime is 4202649831871. The next prime is 4202649831883. The reversal of 4202649831879 is 9781389462024.

4202649831879 is a `hidden beast` number, since 4 + 20 + 26 + 498 + 31 + 8 + 79 = 666.

4202649831879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4202649831879 - 2³ = 4202649831871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4202649831871) 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, 77826848712 + ... + 77826848765.

It is an arithmetic number, because the mean of its divisors is an integer number (778268487390).

Almost surely, 2^{4202649831879} is an apocalyptic number.

4202649831879 is a deficient number, since it is larger than the sum of its proper divisors (2023498067241).

4202649831879 is a wasteful number, since it uses less digits than its factorization.

4202649831879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155653697486 (or 155653697480 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 63.

The spelling of 4202649831879 in words is "four trillion, two hundred two billion, six hundred forty-nine million, eight hundred thirty-one thousand, eight hundred seventy-nine".