103240640432 has 10 divisors (see below), whose sum is σ = 200028740868. Its totient is φ = 51620320208.

The previous prime is 103240640401. The next prime is 103240640443. The reversal of 103240640432 is 234046042301.

It is a junction number, because it is equal to n+sod(n) for n = 103240640395 and 103240640404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226269998 + ... + 3226270029.

Almost surely, 2^103240640432 is an apocalyptic number.

It is an amenable number.

103240640432 is a deficient number, since it is larger than the sum of its proper divisors (96788100436).

103240640432 is an equidigital number, since it uses as much as digits as its factorization.

103240640432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6452540035 (or 6452540029 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 103240640432 its reverse (234046042301), we get a palindrome (337286682733).

The spelling of 103240640432 in words is "one hundred three billion, two hundred forty million, six hundred forty thousand, four hundred thirty-two".