429405516172 has 24 divisors (see below), whose sum is σ = 757288657440. Its totient is φ = 213041850240.

The previous prime is 429405516157. The next prime is 429405516203. The reversal of 429405516172 is 271615504924.

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, 184779 + ... + 944962.

It is an arithmetic number, because the mean of its divisors is an integer number (31553694060).

Almost surely, 2^429405516172 is an apocalyptic number.

It is an amenable number.

429405516172 is a deficient number, since it is larger than the sum of its proper divisors (327883141268).

429405516172 is a wasteful number, since it uses less digits than its factorization.

429405516172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130481 (or 1130479 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 429405516172 in words is "four hundred twenty-nine billion, four hundred five million, five hundred sixteen thousand, one hundred seventy-two".