127820254353950 has 48 divisors (see below), whose sum is σ = 242069754111120. Its totient is φ = 50200302912000.

The previous prime is 127820254353947. The next prime is 127820254354007. The reversal of 127820254353950 is 59353452028721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23965931 + ... + 28809830.

It is an arithmetic number, because the mean of its divisors is an integer number (5043119877315).

Almost surely, 2^{127820254353950} is an apocalyptic number.

127820254353950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127820254353950 is a deficient number, since it is larger than the sum of its proper divisors (114249499757170).

127820254353950 is a wasteful number, since it uses less digits than its factorization.

127820254353950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52776653 (or 52776648 counting only the distinct ones).

The product of its (nonzero) digits is 18144000, while the sum is 56.

The spelling of 127820254353950 in words is "one hundred twenty-seven trillion, eight hundred twenty billion, two hundred fifty-four million, three hundred fifty-three thousand, nine hundred fifty".