140403031312424 has 8 divisors (see below), whose sum is σ = 263255683710810. Its totient is φ = 70201515656208.

The previous prime is 140403031312403. The next prime is 140403031312457. The reversal of 140403031312424 is 424213130304041.

It can be written as a sum of positive squares in only one way, i.e., 93463843228900 + 46939188083524 = 9667670^2 + 6851218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×140403031312424² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8775189457019 + ... + 8775189457034.

Almost surely, 2^{140403031312424} is an apocalyptic number.

It is an amenable number.

140403031312424 is a deficient number, since it is larger than the sum of its proper divisors (122852652398386).

140403031312424 is a wasteful number, since it uses less digits than its factorization.

140403031312424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17550378914059 (or 17550378914055 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 140403031312424 its reverse (424213130304041), we get a palindrome (564616161616465).

The spelling of 140403031312424 in words is "one hundred forty trillion, four hundred three billion, thirty-one million, three hundred twelve thousand, four hundred twenty-four".