2791077628 has 6 divisors (see below), whose sum is σ = 4884385856. Its totient is φ = 1395538812.

The previous prime is 2791077587. The next prime is 2791077661. The reversal of 2791077628 is 8267701972.

It is a super-2 number, since 2×2791077628² = 15580228651044212768, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 348884700 + ... + 348884707.

Almost surely, 2^2791077628 is an apocalyptic number.

It is an amenable number.

2791077628 is a deficient number, since it is larger than the sum of its proper divisors (2093308228).

2791077628 is a wasteful number, since it uses less digits than its factorization.

2791077628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697769411 (or 697769409 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 49.

The square root of 2791077628 is about 52830.6504597473. The cubic root of 2791077628 is about 1407.9610433598.

The spelling of 2791077628 in words is "two billion, seven hundred ninety-one million, seventy-seven thousand, six hundred twenty-eight".