139665367048 has 32 divisors (see below), whose sum is σ = 275675868000. Its totient is φ = 66152350080.

The previous prime is 139665367033. The next prime is 139665367091. The reversal of 139665367048 is 840763566931.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 139665366983 and 139665367001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2760943 + ... + 2811073.

It is an arithmetic number, because the mean of its divisors is an integer number (8614870875).

Almost surely, 2^139665367048 is an apocalyptic number.

It is an amenable number.

139665367048 is a deficient number, since it is larger than the sum of its proper divisors (136010500952).

139665367048 is a wasteful number, since it uses less digits than its factorization.

139665367048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68485 (or 68481 counting only the distinct ones).

The product of its (nonzero) digits is 19595520, while the sum is 58.

The spelling of 139665367048 in words is "one hundred thirty-nine billion, six hundred sixty-five million, three hundred sixty-seven thousand, forty-eight".