6467601428 has 6 divisors (see below), whose sum is σ = 11318302506. Its totient is φ = 3233800712.

The previous prime is 6467601421. The next prime is 6467601461. The reversal of 6467601428 is 8241067646.

It can be written as a sum of positive squares in only one way, i.e., 5702968324 + 764633104 = 75518^2 + 27652^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6467601421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 808450175 + ... + 808450182.

It is an arithmetic number, because the mean of its divisors is an integer number (1886383751).

Almost surely, 2^6467601428 is an apocalyptic number.

It is an amenable number.

6467601428 is a deficient number, since it is larger than the sum of its proper divisors (4850701078).

6467601428 is a wasteful number, since it uses less digits than its factorization.

6467601428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616900361 (or 1616900359 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The square root of 6467601428 is about 80421.3990676611. The cubic root of 6467601428 is about 1863.1496936037.

The spelling of 6467601428 in words is "six billion, four hundred sixty-seven million, six hundred one thousand, four hundred twenty-eight".