153905138038 has 16 divisors (see below), whose sum is σ = 244486623024. Its totient is φ = 72411413760.

The previous prime is 153905138017. The next prime is 153905138041. The reversal of 153905138038 is 830831509351.

It is a congruent number.

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, 281295 + ... + 622042.

It is an arithmetic number, because the mean of its divisors is an integer number (15280413939).

Almost surely, 2^153905138038 is an apocalyptic number.

153905138038 is a deficient number, since it is larger than the sum of its proper divisors (90581484986).

153905138038 is a wasteful number, since it uses less digits than its factorization.

153905138038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908367.

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 153905138038 in words is "one hundred fifty-three billion, nine hundred five million, one hundred thirty-eight thousand, thirty-eight".