949202243139 has 8 divisors (see below), whose sum is σ = 1340050225680. Its totient is φ = 595577878016.

The previous prime is 949202243131. The next prime is 949202243147. The reversal of 949202243139 is 931342202949.

It is an interprime number because it is at equal distance from previous prime (949202243131) and next prime (949202243147).

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 949202243139 - 2³ = 949202243131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (949202243131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9305904294 + ... + 9305904395.

It is an arithmetic number, because the mean of its divisors is an integer number (167506278210).

Almost surely, 2^949202243139 is an apocalyptic number.

949202243139 is a deficient number, since it is larger than the sum of its proper divisors (390847982541).

949202243139 is a wasteful number, since it uses less digits than its factorization.

949202243139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18611808709.

The product of its (nonzero) digits is 839808, while the sum is 48.

The spelling of 949202243139 in words is "nine hundred forty-nine billion, two hundred two million, two hundred forty-three thousand, one hundred thirty-nine".