138035726455724 has 12 divisors (see below), whose sum is σ = 242139042831000. Its totient is φ = 68853142789728.

The previous prime is 138035726455661. The next prime is 138035726455931. The reversal of 138035726455724 is 427554627530831.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41180107649 + ... + 41180111000.

It is an arithmetic number, because the mean of its divisors is an integer number (20178253569250).

Almost surely, 2^{138035726455724} is an apocalyptic number.

It is an amenable number.

138035726455724 is a deficient number, since it is larger than the sum of its proper divisors (104103316375276).

138035726455724 is a wasteful number, since it uses less digits than its factorization.

138035726455724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82360219072 (or 82360219070 counting only the distinct ones).

The product of its (nonzero) digits is 169344000, while the sum is 62.

The spelling of 138035726455724 in words is "one hundred thirty-eight trillion, thirty-five billion, seven hundred twenty-six million, four hundred fifty-five thousand, seven hundred twenty-four".