2077433649 has 30 divisors (see below), whose sum is σ = 3123306450. Its totient is φ = 1376089344.

The previous prime is 2077433641. The next prime is 2077433653. The reversal of 2077433649 is 9463347702.

2077433649 is a `hidden beast` number, since 207 + 7 + 433 + 6 + 4 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1850720400 + 226713249 = 43020^2 + 15057^2 .

It is not a de Polignac number, because 2077433649 - 2³ = 2077433641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2077433641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4626577 + ... + 4627025.

It is an arithmetic number, because the mean of its divisors is an integer number (104110215).

Almost surely, 2^2077433649 is an apocalyptic number.

It is an amenable number.

2077433649 is a deficient number, since it is larger than the sum of its proper divisors (1045872801).

2077433649 is an frugal number, since it uses more digits than its factorization.

2077433649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939 (or 691 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The square root of 2077433649 is about 45578.8728359972. The cubic root of 2077433649 is about 1275.9756518400.

The spelling of 2077433649 in words is "two billion, seventy-seven million, four hundred thirty-three thousand, six hundred forty-nine".