127201647045 has 16 divisors (see below), whose sum is σ = 222024693312. Its totient is φ = 61673525760.

The previous prime is 127201647043. The next prime is 127201647073. The reversal of 127201647045 is 540746102721.

It is not a de Polignac number, because 127201647045 - 2¹ = 127201647043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 127201646994 and 127201647012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127201647043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 385459372 + ... + 385459701.

It is an arithmetic number, because the mean of its divisors is an integer number (13876543332).

Almost surely, 2^127201647045 is an apocalyptic number.

127201647045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

127201647045 is a deficient number, since it is larger than the sum of its proper divisors (94823046267).

127201647045 is a wasteful number, since it uses less digits than its factorization.

127201647045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770919092.

The product of its (nonzero) digits is 94080, while the sum is 39.

Adding to 127201647045 its reverse (540746102721), we get a palindrome (667947749766).

The spelling of 127201647045 in words is "one hundred twenty-seven billion, two hundred one million, six hundred forty-seven thousand, forty-five".