383158961079 has 4 divisors (see below), whose sum is σ = 510878614776. Its totient is φ = 255439307384.

The previous prime is 383158961051. The next prime is 383158961093. The reversal of 383158961079 is 970169851383.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 383158961079 - 2⁸ = 383158960823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383158861079) 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, 63859826844 + ... + 63859826849.

It is an arithmetic number, because the mean of its divisors is an integer number (127719653694).

Almost surely, 2^383158961079 is an apocalyptic number.

383158961079 is a deficient number, since it is larger than the sum of its proper divisors (127719653697).

383158961079 is a wasteful number, since it uses less digits than its factorization.

383158961079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127719653696.

The product of its (nonzero) digits is 9797760, while the sum is 60.

The spelling of 383158961079 in words is "three hundred eighty-three billion, one hundred fifty-eight million, nine hundred sixty-one thousand, seventy-nine".