1267831542964 has 24 divisors (see below), whose sum is σ = 2589613367040. Its totient is φ = 531795601056.

The previous prime is 1267831542953. The next prime is 1267831542983. The reversal of 1267831542964 is 4692451387621.

It is a junction number, because it is equal to n+sod(n) for n = 1267831542899 and 1267831542908.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 481697599 + ... + 481700230.

It is an arithmetic number, because the mean of its divisors is an integer number (107900556960).

Almost surely, 2^{1267831542964} is an apocalyptic number.

1267831542964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1267831542964 is an abundant number, since it is smaller than the sum of its proper divisors (1321781824076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1267831542964 is a wasteful number, since it uses less digits than its factorization.

1267831542964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963397887 (or 963397885 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 58.

The spelling of 1267831542964 in words is "one trillion, two hundred sixty-seven billion, eight hundred thirty-one million, five hundred forty-two thousand, nine hundred sixty-four".