127361657210556 has 48 divisors (see below), whose sum is σ = 297221446121600. Its totient is φ = 42447565467072.

The previous prime is 127361657210483. The next prime is 127361657210591. The reversal of 127361657210556 is 655012756163721.

It is a happy number.

It is a super-2 number, since 2×127361657210556² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 127361657210496 and 127361657210505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3207355230 + ... + 3207394938.

Almost surely, 2^{127361657210556} is an apocalyptic number.

It is an amenable number.

127361657210556 is an abundant number, since it is smaller than the sum of its proper divisors (169859788911044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127361657210556 is a wasteful number, since it uses less digits than its factorization.

127361657210556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72778 (or 72776 counting only the distinct ones).

The product of its (nonzero) digits is 15876000, while the sum is 57.

The spelling of 127361657210556 in words is "one hundred twenty-seven trillion, three hundred sixty-one billion, six hundred fifty-seven million, two hundred ten thousand, five hundred fifty-six".