279143394092 has 6 divisors (see below), whose sum is σ = 488500939668. Its totient is φ = 139571697044.

The previous prime is 279143394073. The next prime is 279143394113. The reversal of 279143394092 is 290493341972.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34892924258 + ... + 34892924265.

It is an arithmetic number, because the mean of its divisors is an integer number (81416823278).

Almost surely, 2^279143394092 is an apocalyptic number.

It is an amenable number.

279143394092 is a deficient number, since it is larger than the sum of its proper divisors (209357545576).

279143394092 is a wasteful number, since it uses less digits than its factorization.

279143394092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69785848527 (or 69785848525 counting only the distinct ones).

The product of its (nonzero) digits is 2939328, while the sum is 53.

The spelling of 279143394092 in words is "two hundred seventy-nine billion, one hundred forty-three million, three hundred ninety-four thousand, ninety-two".