140462531452 has 12 divisors (see below), whose sum is σ = 245820270640. Its totient is φ = 70228168416.

The previous prime is 140462531381. The next prime is 140462531497. The reversal of 140462531452 is 254135264041.

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, 670752 + ... + 854887.

Almost surely, 2^140462531452 is an apocalyptic number.

It is an amenable number.

140462531452 is a deficient number, since it is larger than the sum of its proper divisors (105357739188).

140462531452 is a wasteful number, since it uses less digits than its factorization.

140462531452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1548660 (or 1548658 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 140462531452 its reverse (254135264041), we get a palindrome (394597795493).

The spelling of 140462531452 in words is "one hundred forty billion, four hundred sixty-two million, five hundred thirty-one thousand, four hundred fifty-two".