140430131244255 has 48 divisors (see below), whose sum is σ = 234886956264576. Its totient is φ = 71638208685120.

The previous prime is 140430131244199. The next prime is 140430131244257. The reversal of 140430131244255 is 552442131034041.

It is not a de Polignac number, because 140430131244255 - 2¹⁶ = 140430131178719 is a prime.

It is a super-2 number, since 2×140430131244255² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140430131244257) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 442320720 + ... + 442638090.

It is an arithmetic number, because the mean of its divisors is an integer number (4893478255512).

Almost surely, 2^{140430131244255} is an apocalyptic number.

140430131244255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

140430131244255 is a deficient number, since it is larger than the sum of its proper divisors (94456825020321).

140430131244255 is a wasteful number, since it uses less digits than its factorization.

140430131244255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373188 (or 373165 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 140430131244255 its reverse (552442131034041), we get a palindrome (692872262278296).

The spelling of 140430131244255 in words is "one hundred forty trillion, four hundred thirty billion, one hundred thirty-one million, two hundred forty-four thousand, two hundred fifty-five".