139877050058 has 4 divisors (see below), whose sum is σ = 209815575090. Its totient is φ = 69938525028.

The previous prime is 139877050043. The next prime is 139877050063. The reversal of 139877050058 is 850050778931.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 121108872049 + 18768178009 = 348007^2 + 136997^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 139877049991 and 139877050009.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34969262513 + ... + 34969262516.

Almost surely, 2^139877050058 is an apocalyptic number.

139877050058 is a deficient number, since it is larger than the sum of its proper divisors (69938525032).

139877050058 is an equidigital number, since it uses as much as digits as its factorization.

139877050058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69938525031.

The product of its (nonzero) digits is 2116800, while the sum is 53.

The spelling of 139877050058 in words is "one hundred thirty-nine billion, eight hundred seventy-seven million, fifty thousand, fifty-eight".