449770677 has 4 divisors (see below), whose sum is σ = 599694240. Its totient is φ = 299847116.

The previous prime is 449770663. The next prime is 449770687. The reversal of 449770677 is 776077944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 449770677 - 2⁷ = 449770549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449770687) 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, 74961777 + ... + 74961782.

It is an arithmetic number, because the mean of its divisors is an integer number (149923560).

Almost surely, 2^449770677 is an apocalyptic number.

It is an amenable number.

449770677 is a deficient number, since it is larger than the sum of its proper divisors (149923563).

449770677 is a wasteful number, since it uses less digits than its factorization.

449770677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149923562.

The product of its (nonzero) digits is 2074464, while the sum is 51.

The square root of 449770677 is about 21207.7975518440. The cubic root of 449770677 is about 766.1792381433.

The spelling of 449770677 in words is "four hundred forty-nine million, seven hundred seventy thousand, six hundred seventy-seven".