1263876630677 has 8 divisors (see below), whose sum is σ = 1279952467200. Its totient is φ = 1247802729264.

The previous prime is 1263876630671. The next prime is 1263876630689. The reversal of 1263876630677 is 7760366783621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1263876630677 - 2¹⁸ = 1263876368533 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 (1263876630671) 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 7 ways as a sum of consecutive naturals, for example, 854168 + ... + 1804814.

It is an arithmetic number, because the mean of its divisors is an integer number (159994058400).

Almost surely, 2^{1263876630677} is an apocalyptic number.

It is an amenable number.

1263876630677 is a deficient number, since it is larger than the sum of its proper divisors (16075836523).

1263876630677 is an equidigital number, since it uses as much as digits as its factorization.

1263876630677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967555.

The product of its (nonzero) digits is 64012032, while the sum is 62.

The spelling of 1263876630677 in words is "one trillion, two hundred sixty-three billion, eight hundred seventy-six million, six hundred thirty thousand, six hundred seventy-seven".