127711771444 has 12 divisors (see below), whose sum is σ = 223502790784. Its totient is φ = 63853831224.

The previous prime is 127711771441. The next prime is 127711771457. The reversal of 127711771444 is 444177117721.

It is a super-3 number, since 3×127711771444³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 127711771394 and 127711771403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127711771441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369252 + ... + 625915.

Almost surely, 2^127711771444 is an apocalyptic number.

It is an amenable number.

127711771444 is a deficient number, since it is larger than the sum of its proper divisors (95791019340).

127711771444 is a wasteful number, since it uses less digits than its factorization.

127711771444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027254 (or 1027252 counting only the distinct ones).

The product of its digits is 307328, while the sum is 46.

The spelling of 127711771444 in words is "one hundred twenty-seven billion, seven hundred eleven million, seven hundred seventy-one thousand, four hundred forty-four".