1377761833013 has 4 divisors (see below), whose sum is σ = 1377849901440. Its totient is φ = 1377673764588.

The previous prime is 1377761833003. The next prime is 1377761833051. The reversal of 1377761833013 is 3103381677731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1377761833013 - 2¹² = 1377761828917 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 (1377761833003) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 44010743 + ... + 44042036.

It is an arithmetic number, because the mean of its divisors is an integer number (344462475360).

Almost surely, 2^{1377761833013} is an apocalyptic number.

It is an amenable number.

1377761833013 is a deficient number, since it is larger than the sum of its proper divisors (88068427).

1377761833013 is an equidigital number, since it uses as much as digits as its factorization.

1377761833013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88068426.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The spelling of 1377761833013 in words is "one trillion, three hundred seventy-seven billion, seven hundred sixty-one million, eight hundred thirty-three thousand, thirteen".