403432431340 has 24 divisors (see below), whose sum is σ = 891798006960. Its totient is φ = 152879658048.

The previous prime is 403432431299. The next prime is 403432431419. The reversal of 403432431340 is 43134234304.

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, 530831767 + ... + 530832526.

It is an arithmetic number, because the mean of its divisors is an integer number (37158250290).

Almost surely, 2^403432431340 is an apocalyptic number.

It is an amenable number.

403432431340 is an abundant number, since it is smaller than the sum of its proper divisors (488365575620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

403432431340 is a wasteful number, since it uses less digits than its factorization.

403432431340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061664321 (or 1061664319 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 403432431340 its reverse (43134234304), we get a palindrome (446566665644).

The spelling of 403432431340 in words is "four hundred three billion, four hundred thirty-two million, four hundred thirty-one thousand, three hundred forty".