127765797266 has 8 divisors (see below), whose sum is σ = 194509124400. Its totient is φ = 62929422468.

The previous prime is 127765797251. The next prime is 127765797311. The reversal of 127765797266 is 662797567721.

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

It is a super-2 number, since 2×127765797266² (a number of 23 digits) contains 22 as substring.

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, 476737916 + ... + 476738183.

It is an arithmetic number, because the mean of its divisors is an integer number (24313640550).

Almost surely, 2^127765797266 is an apocalyptic number.

127765797266 is a deficient number, since it is larger than the sum of its proper divisors (66743327134).

127765797266 is an equidigital number, since it uses as much as digits as its factorization.

127765797266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 953476168.

The product of its digits is 93350880, while the sum is 65.

The spelling of 127765797266 in words is "one hundred twenty-seven billion, seven hundred sixty-five million, seven hundred ninety-seven thousand, two hundred sixty-six".