127207260522818 has 48 divisors (see below), whose sum is σ = 235431973000224. Its totient is φ = 51220630500480.

The previous prime is 127207260522809. The next prime is 127207260522821. The reversal of 127207260522818 is 818225062702721.

It is a super-2 number, since 2×127207260522818² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 127207260522818.

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, 65909396 + ... + 67811967.

It is an arithmetic number, because the mean of its divisors is an integer number (4904832770838).

Almost surely, 2^{127207260522818} is an apocalyptic number.

127207260522818 is a deficient number, since it is larger than the sum of its proper divisors (108224712477406).

127207260522818 is a wasteful number, since it uses less digits than its factorization.

127207260522818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133721967 (or 133721960 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 53.

The spelling of 127207260522818 in words is "one hundred twenty-seven trillion, two hundred seven billion, two hundred sixty million, five hundred twenty-two thousand, eight hundred eighteen".