1276754540112 has 120 divisors (see below), whose sum is σ = 3660899392800. Its totient is φ = 415221790464.

The previous prime is 1276754540099. The next prime is 1276754540153. The reversal of 1276754540112 is 2110454576721.

1276754540112 is a `hidden beast` number, since 1 + 2 + 7 + 67 + 545 + 40 + 1 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 898839 + ... + 1833417.

It is an arithmetic number, because the mean of its divisors is an integer number (30507494940).

Almost surely, 2^{1276754540112} is an apocalyptic number.

1276754540112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1276754540112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1830449696400).

1276754540112 is an abundant number, since it is smaller than the sum of its proper divisors (2384144852688).

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

1276754540112 is a wasteful number, since it uses less digits than its factorization.

1276754540112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934825 (or 934816 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 1276754540112 in words is "one trillion, two hundred seventy-six billion, seven hundred fifty-four million, five hundred forty thousand, one hundred twelve".