140435144152 has 32 divisors (see below), whose sum is σ = 267065089200. Its totient is φ = 69222472704.

The previous prime is 140435144137. The next prime is 140435144189. The reversal of 140435144152 is 251441534041.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52698 + ... + 532585.

Almost surely, 2^140435144152 is an apocalyptic number.

It is an amenable number.

140435144152 is a deficient number, since it is larger than the sum of its proper divisors (126629945048).

140435144152 is a wasteful number, since it uses less digits than its factorization.

140435144152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585715 (or 585711 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 140435144152 its reverse (251441534041), we get a palindrome (391876678193).

The spelling of 140435144152 in words is "one hundred forty billion, four hundred thirty-five million, one hundred forty-four thousand, one hundred fifty-two".