139879467274 has 8 divisors (see below), whose sum is σ = 217054345860. Its totient is φ = 67528018656.

The previous prime is 139879467271. The next prime is 139879467307. The reversal of 139879467274 is 472764978931.

It can be written as a sum of positive squares in 2 ways, for example, as 126526047025 + 13353420249 = 355705^2 + 115557^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (139879467271) 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, 1205857419 + ... + 1205857534.

Almost surely, 2^139879467274 is an apocalyptic number.

139879467274 is a deficient number, since it is larger than the sum of its proper divisors (77174878586).

139879467274 is a wasteful number, since it uses less digits than its factorization.

139879467274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411714984.

The product of its digits is 128024064, while the sum is 67.

The spelling of 139879467274 in words is "one hundred thirty-nine billion, eight hundred seventy-nine million, four hundred sixty-seven thousand, two hundred seventy-four".