403232140144 has 20 divisors (see below), whose sum is σ = 781299971280. Its totient is φ = 201606341120.

The previous prime is 403232140063. The next prime is 403232140159. The reversal of 403232140144 is 441041232304.

It is a super-2 number, since 2×403232140144² (a number of 24 digits) contains 22 as substring.

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, 260092 + ... + 934939.

It is an arithmetic number, because the mean of its divisors is an integer number (39064998564).

Almost surely, 2^403232140144 is an apocalyptic number.

It is an amenable number.

403232140144 is a deficient number, since it is larger than the sum of its proper divisors (378067831136).

403232140144 is a wasteful number, since it uses less digits than its factorization.

403232140144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216128 (or 1216122 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 403232140144 its reverse (441041232304), we get a palindrome (844273372448).

The spelling of 403232140144 in words is "four hundred three billion, two hundred thirty-two million, one hundred forty thousand, one hundred forty-four".