577660046 has 4 divisors (see below), whose sum is σ = 866490072. Its totient is φ = 288830022.

The previous prime is 577660009. The next prime is 577660049. The reversal of 577660046 is 640066775.

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

It is a super-2 number, since 2×577660046² = 667382257489444232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 577659985 and 577660012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (577660049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144415010 + ... + 144415013.

It is an arithmetic number, because the mean of its divisors is an integer number (216622518).

Almost surely, 2^577660046 is an apocalyptic number.

577660046 is a deficient number, since it is larger than the sum of its proper divisors (288830026).

577660046 is a wasteful number, since it uses less digits than its factorization.

577660046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288830025.

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 577660046 is about 24034.5594093172. The cubic root of 577660046 is about 832.8320761855.

The spelling of 577660046 in words is "five hundred seventy-seven million, six hundred sixty thousand, forty-six".