140350243500531 has 12 divisors (see below), whose sum is σ = 203062113247552. Its totient is φ = 93412682655696.

The previous prime is 140350243500527. The next prime is 140350243500547. The reversal of 140350243500531 is 135005342053041.

140350243500531 is a `hidden beast` number, since 1 + 4 + 0 + 3 + 50 + 24 + 3 + 50 + 0 + 531 = 666.

It is not a de Polignac number, because 140350243500531 - 2² = 140350243500527 is a prime.

It is a super-2 number, since 2×140350243500531² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140350243500521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12845522956 + ... + 12845533881.

Almost surely, 2^{140350243500531} is an apocalyptic number.

140350243500531 is a deficient number, since it is larger than the sum of its proper divisors (62711869747021).

140350243500531 is a wasteful number, since it uses less digits than its factorization.

140350243500531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25691057450 (or 25691057447 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

Adding to 140350243500531 its reverse (135005342053041), we get a palindrome (275355585553572).

It can be divided in two parts, 140350 and 243500531, that added together give a square (243640881 = 15609²).

The spelling of 140350243500531 in words is "one hundred forty trillion, three hundred fifty billion, two hundred forty-three million, five hundred thousand, five hundred thirty-one".