10402220432 has 20 divisors (see below), whose sum is σ = 20155964400. Its totient is φ = 5200681248.

The previous prime is 10402220357. The next prime is 10402220443. The reversal of 10402220432 is 23402220401.

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, 278819 + ... + 313917.

It is an arithmetic number, because the mean of its divisors is an integer number (1007798220).

Almost surely, 2^10402220432 is an apocalyptic number.

It is an amenable number.

10402220432 is a deficient number, since it is larger than the sum of its proper divisors (9753743968).

10402220432 is a wasteful number, since it uses less digits than its factorization.

10402220432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53630 (or 53624 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 10402220432 its reverse (23402220401), we get a palindrome (33804440833).

The spelling of 10402220432 in words is "ten billion, four hundred two million, two hundred twenty thousand, four hundred thirty-two".