127220737560000 has 1120 divisors, whose sum is σ = 498834497863680. Its totient is φ = 27992563200000.

The previous prime is 127220737559933. The next prime is 127220737560029. The reversal of 127220737560000 is 65737022721.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4973627211 + ... + 4973652789.

Almost surely, 2^{127220737560000} is an apocalyptic number.

127220737560000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 127220737560000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249417248931840).

127220737560000 is an abundant number, since it is smaller than the sum of its proper divisors (371613760303680).

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

127220737560000 is a wasteful number, since it uses less digits than its factorization.

127220737560000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25843 (or 25818 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 42.

The spelling of 127220737560000 in words is "one hundred twenty-seven trillion, two hundred twenty billion, seven hundred thirty-seven million, five hundred sixty thousand".