276620066647067 has 32 divisors (see below), whose sum is σ = 335609762267136. Its totient is φ = 224542727510400.

The previous prime is 276620066647031. The next prime is 276620066647079. The reversal of 276620066647067 is 760746660026672.

It is a de Polignac number, because none of the positive numbers 2^k-276620066647067 is a prime.

It is a super-3 number, since 3×276620066647067³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 276620066646994 and 276620066647012.

It is not an unprimeable number, because it can be changed into a prime (276620066646067) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3441803 + ... + 23771540.

It is an arithmetic number, because the mean of its divisors is an integer number (10487805070848).

Almost surely, 2^{276620066647067} is an apocalyptic number.

276620066647067 is a deficient number, since it is larger than the sum of its proper divisors (58989695620069).

276620066647067 is a wasteful number, since it uses less digits than its factorization.

276620066647067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27215691.

The product of its (nonzero) digits is 256048128, while the sum is 65.

The spelling of 276620066647067 in words is "two hundred seventy-six trillion, six hundred twenty billion, sixty-six million, six hundred forty-seven thousand, sixty-seven".