10127691544 has 16 divisors (see below), whose sum is σ = 18991348920. Its totient is φ = 5063331840.

The previous prime is 10127691529. The next prime is 10127691577. The reversal of 10127691544 is 44519672101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 10127691497 and 10127691506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27159 + ... + 144889.

Almost surely, 2^10127691544 is an apocalyptic number.

It is an amenable number.

10127691544 is a deficient number, since it is larger than the sum of its proper divisors (8863657376).

10127691544 is a wasteful number, since it uses less digits than its factorization.

10127691544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128490 (or 128486 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 10127691544 in words is "ten billion, one hundred twenty-seven million, six hundred ninety-one thousand, five hundred forty-four".