6429207772 has 24 divisors (see below), whose sum is σ = 12223821456. Its totient is φ = 2941064448.

The previous prime is 6429207767. The next prime is 6429207773. The reversal of 6429207772 is 2777029246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6429207773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541198 + ... + 552949.

It is an arithmetic number, because the mean of its divisors is an integer number (509325894).

Almost surely, 2^6429207772 is an apocalyptic number.

It is an amenable number.

6429207772 is a deficient number, since it is larger than the sum of its proper divisors (5794613684).

6429207772 is a wasteful number, since it uses less digits than its factorization.

6429207772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094277 (or 1094275 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 46.

The square root of 6429207772 is about 80182.3407740133. The cubic root of 6429207772 is about 1859.4556325015.

The spelling of 6429207772 in words is "six billion, four hundred twenty-nine million, two hundred seven thousand, seven hundred seventy-two".