140911506318238 has 16 divisors (see below), whose sum is σ = 214173772799616. Its totient is φ = 69522311574360.

The previous prime is 140911506318211. The next prime is 140911506318257. The reversal of 140911506318238 is 832813605119041.

It is a super-3 number, since 3×140911506318238³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 515576928 + ... + 515850163.

It is an arithmetic number, because the mean of its divisors is an integer number (13385860799976).

Almost surely, 2^{140911506318238} is an apocalyptic number.

140911506318238 is a deficient number, since it is larger than the sum of its proper divisors (73262266481378).

140911506318238 is a wasteful number, since it uses less digits than its factorization.

140911506318238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031427999.

The product of its (nonzero) digits is 1244160, while the sum is 52.

The spelling of 140911506318238 in words is "one hundred forty trillion, nine hundred eleven billion, five hundred six million, three hundred eighteen thousand, two hundred thirty-eight".