140155440121395 has 24 divisors (see below), whose sum is σ = 243702456160176. Its totient is φ = 74513765003328.

The previous prime is 140155440121391. The next prime is 140155440121469. The reversal of 140155440121395 is 593121044551041.

140155440121395 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 5 + 544 + 0 + 1 + 2 + 13 + 95 = 666.

It is not a de Polignac number, because 140155440121395 - 2² = 140155440121391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 140155440121395.

It is not an unprimeable number, because it can be changed into a prime (140155440121391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4912549357 + ... + 4912577886.

It is an arithmetic number, because the mean of its divisors is an integer number (10154269006674).

Almost surely, 2^{140155440121395} is an apocalyptic number.

140155440121395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140155440121395 is a deficient number, since it is larger than the sum of its proper divisors (103547016038781).

140155440121395 is a wasteful number, since it uses less digits than its factorization.

140155440121395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9825127571 (or 9825127568 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 140155440121395 in words is "one hundred forty trillion, one hundred fifty-five billion, four hundred forty million, one hundred twenty-one thousand, three hundred ninety-five".