299775421439 has 8 divisors (see below), whose sum is σ = 322843078992. Its totient is φ = 276708908160.

The previous prime is 299775421409. The next prime is 299775421453. The reversal of 299775421439 is 934124577992.

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 299775421439 - 2¹⁶ = 299775355903 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 (299775421409) 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, 302984 + ... + 831474.

It is an arithmetic number, because the mean of its divisors is an integer number (40355384874).

Almost surely, 2^299775421439 is an apocalyptic number.

299775421439 is a deficient number, since it is larger than the sum of its proper divisors (23067657553).

299775421439 is a wasteful number, since it uses less digits than its factorization.

299775421439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572137.

The product of its digits is 34292160, while the sum is 62.

The spelling of 299775421439 in words is "two hundred ninety-nine billion, seven hundred seventy-five million, four hundred twenty-one thousand, four hundred thirty-nine".