139794366050 has 12 divisors (see below), whose sum is σ = 260017520946. Its totient is φ = 55917746400.

The previous prime is 139794365989. The next prime is 139794366053. The reversal of 139794366050 is 50663497931.

It can be written as a sum of positive squares in 3 ways, for example, as 90516137881 + 49278228169 = 300859^2 + 221987^2 .

It is a junction number, because it is equal to n+sod(n) for n = 139794365983 and 139794366001.

It is not an unprimeable number, because it can be changed into a prime (139794366053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1397943611 + ... + 1397943710.

Almost surely, 2^139794366050 is an apocalyptic number.

139794366050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139794366050 is a deficient number, since it is larger than the sum of its proper divisors (120223154896).

139794366050 is a wasteful number, since it uses less digits than its factorization.

139794366050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2795887333 (or 2795887328 counting only the distinct ones).

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 139794366050 in words is "one hundred thirty-nine billion, seven hundred ninety-four million, three hundred sixty-six thousand, fifty".