2655967986951 has 4 divisors (see below), whose sum is σ = 3541290649272. Its totient is φ = 1770645324632.

The previous prime is 2655967986937. The next prime is 2655967986967. The reversal of 2655967986951 is 1596897695562.

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

It is a cyclic number.

It is not a de Polignac number, because 2655967986951 - 2¹⁹ = 2655967462663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655967986851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442661331156 + ... + 442661331161.

It is an arithmetic number, because the mean of its divisors is an integer number (885322662318).

Almost surely, 2^{2655967986951} is an apocalyptic number.

2655967986951 is a deficient number, since it is larger than the sum of its proper divisors (885322662321).

2655967986951 is an equidigital number, since it uses as much as digits as its factorization.

2655967986951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 885322662320.

The product of its digits is 2204496000, while the sum is 78.

The spelling of 2655967986951 in words is "two trillion, six hundred fifty-five billion, nine hundred sixty-seven million, nine hundred eighty-six thousand, nine hundred fifty-one".