127077873222198 has 8 divisors (see below), whose sum is σ = 254155746444408. Its totient is φ = 42359291074064.

The previous prime is 127077873222103. The next prime is 127077873222203. The reversal of 127077873222198 is 891222378770721.

It is a sphenic number, since it is the product of 3 distinct primes.

127077873222198 is an admirable number.

It is a super-2 number, since 2×127077873222198² (a number of 29 digits) contains 22 as substring.

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, 10589822768511 + ... + 10589822768522.

It is an arithmetic number, because the mean of its divisors is an integer number (31769468305551).

Almost surely, 2^{127077873222198} is an apocalyptic number.

127077873222198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

127077873222198 is a wasteful number, since it uses less digits than its factorization.

127077873222198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21179645537038.

The product of its (nonzero) digits is 66382848, while the sum is 66.

The spelling of 127077873222198 in words is "one hundred twenty-seven trillion, seventy-seven billion, eight hundred seventy-three million, two hundred twenty-two thousand, one hundred ninety-eight".