2670551767 has 4 divisors (see below), whose sum is σ = 2875978840. Its totient is φ = 2465124696.

The previous prime is 2670551729. The next prime is 2670551791. The reversal of 2670551767 is 7671550762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7671550762 = 2 ⋅3835775381.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2670551767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2670551167) 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 3 ways as a sum of consecutive naturals, for example, 102713517 + ... + 102713542.

It is an arithmetic number, because the mean of its divisors is an integer number (718994710).

Almost surely, 2^2670551767 is an apocalyptic number.

2670551767 is a deficient number, since it is larger than the sum of its proper divisors (205427073).

2670551767 is a wasteful number, since it uses less digits than its factorization.

2670551767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205427072.

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 2670551767 is about 51677.3815803394. The cubic root of 2670551767 is about 1387.3956664453.

The spelling of 2670551767 in words is "two billion, six hundred seventy million, five hundred fifty-one thousand, seven hundred sixty-seven".