1377110655481 has 8 divisors (see below), whose sum is σ = 1502442372384. Its totient is φ = 1251802245120.

The previous prime is 1377110655467. The next prime is 1377110655491. The reversal of 1377110655481 is 1845560117731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1377110655481 - 2⁵ = 1377110655449 is a prime.

It is a super-2 number, since 2×1377110655481² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1377110655491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5702971 + ... + 5939536.

It is an arithmetic number, because the mean of its divisors is an integer number (187805296548).

Almost surely, 2^{1377110655481} is an apocalyptic number.

1377110655481 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1377110655481 is a deficient number, since it is larger than the sum of its proper divisors (125331716903).

1377110655481 is a wasteful number, since it uses less digits than its factorization.

1377110655481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11653271.

The product of its (nonzero) digits is 705600, while the sum is 49.

The spelling of 1377110655481 in words is "one trillion, three hundred seventy-seven billion, one hundred ten million, six hundred fifty-five thousand, four hundred eighty-one".