1376072573441 has 4 divisors (see below), whose sum is σ = 1376116522452. Its totient is φ = 1376028624432.

The previous prime is 1376072573437. The next prime is 1376072573479. The reversal of 1376072573441 is 1443752706731.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1108659479041 + 267413094400 = 1052929^2 + 517120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1376072573441 - 2² = 1376072573437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1376072573441.

It is not an unprimeable number, because it can be changed into a prime (1376072563441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21927506 + ... + 21990171.

It is an arithmetic number, because the mean of its divisors is an integer number (344029130613).

Almost surely, 2^{1376072573441} is an apocalyptic number.

It is an amenable number.

1376072573441 is a deficient number, since it is larger than the sum of its proper divisors (43949011).

1376072573441 is an equidigital number, since it uses as much as digits as its factorization.

1376072573441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43949010.

The product of its (nonzero) digits is 2963520, while the sum is 50.

The spelling of 1376072573441 in words is "one trillion, three hundred seventy-six billion, seventy-two million, five hundred seventy-three thousand, four hundred forty-one".