140234130040432 has 20 divisors (see below), whose sum is σ = 271723654176256. Its totient is φ = 70111896704640.

The previous prime is 140234130040421. The next prime is 140234130040463. The reversal of 140234130040432 is 234040031432041.

It is a super-2 number, since 2×140234130040432² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140234130040394 and 140234130040403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 322795869 + ... + 323230012.

Almost surely, 2^{140234130040432} is an apocalyptic number.

It is an amenable number.

140234130040432 is a deficient number, since it is larger than the sum of its proper divisors (131489524135824).

140234130040432 is a wasteful number, since it uses less digits than its factorization.

140234130040432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646039456 (or 646039450 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 140234130040432 its reverse (234040031432041), we get a palindrome (374274161472473).

The spelling of 140234130040432 in words is "one hundred forty trillion, two hundred thirty-four billion, one hundred thirty million, forty thousand, four hundred thirty-two".