1272668048354 has 16 divisors (see below), whose sum is σ = 1950210228096. Its totient is φ = 622606182000.

The previous prime is 1272668048347. The next prime is 1272668048363. The reversal of 1272668048354 is 4538408662721.

It is a super-2 number, since 2×1272668048354² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1272668048354.

It is an unprimeable number.

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, 1740452 + ... + 2361039.

It is an arithmetic number, because the mean of its divisors is an integer number (121888139256).

Almost surely, 2^{1272668048354} is an apocalyptic number.

1272668048354 is a deficient number, since it is larger than the sum of its proper divisors (677542179742).

1272668048354 is a wasteful number, since it uses less digits than its factorization.

1272668048354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4104841.

The product of its (nonzero) digits is 15482880, while the sum is 56.

The spelling of 1272668048354 in words is "one trillion, two hundred seventy-two billion, six hundred sixty-eight million, forty-eight thousand, three hundred fifty-four".