2076787646 has 4 divisors (see below), whose sum is σ = 3115181472. Its totient is φ = 1038393822.

The previous prime is 2076787631. The next prime is 2076787649. The reversal of 2076787646 is 6467876702.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2076787649) 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 as a sum of consecutive naturals, namely, 519196910 + ... + 519196913.

It is an arithmetic number, because the mean of its divisors is an integer number (778795368).

Almost surely, 2^2076787646 is an apocalyptic number.

2076787646 is a deficient number, since it is larger than the sum of its proper divisors (1038393826).

2076787646 is a wasteful number, since it uses less digits than its factorization.

2076787646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038393825.

The product of its (nonzero) digits is 4741632, while the sum is 53.

The square root of 2076787646 is about 45571.7856354126. The cubic root of 2076787646 is about 1275.8433781322.

The spelling of 2076787646 in words is "two billion, seventy-six million, seven hundred eighty-seven thousand, six hundred forty-six".