4077663509 has 4 divisors (see below), whose sum is σ = 4080617580. Its totient is φ = 4074709440.

The previous prime is 4077663467. The next prime is 4077663547. The reversal of 4077663509 is 9053667704.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1095411409 + 2982252100 = 33097^2 + 54610^2 .

It is a cyclic number.

It is not a de Polignac number, because 4077663509 - 2²⁴ = 4060886293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4077663599) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1474964 + ... + 1477725.

It is an arithmetic number, because the mean of its divisors is an integer number (1020154395).

Almost surely, 2^4077663509 is an apocalyptic number.

It is an amenable number.

4077663509 is a deficient number, since it is larger than the sum of its proper divisors (2954071).

4077663509 is a wasteful number, since it uses less digits than its factorization.

4077663509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954070.

The product of its (nonzero) digits is 952560, while the sum is 47.

The square root of 4077663509 is about 63856.5854787116. The cubic root of 4077663509 is about 1597.6088643919.

The spelling of 4077663509 in words is "four billion, seventy-seven million, six hundred sixty-three thousand, five hundred nine".