272120551011 has 12 divisors (see below), whose sum is σ = 399725103960. Its totient is φ = 178338891840.

The previous prime is 272120550973. The next prime is 272120551037. The reversal of 272120551011 is 110155021272.

272120551011 is a `hidden beast` number, since 27 + 2 + 120 + 5 + 510 + 1 + 1 = 666.

It is not a de Polignac number, because 272120551011 - 2³¹ = 269973067363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (272120551411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256233510 + ... + 256234571.

It is an arithmetic number, because the mean of its divisors is an integer number (33310425330).

Almost surely, 2^272120551011 is an apocalyptic number.

272120551011 is a deficient number, since it is larger than the sum of its proper divisors (127604552949).

272120551011 is a wasteful number, since it uses less digits than its factorization.

272120551011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512468146 (or 512468143 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 27.

Adding to 272120551011 its reverse (110155021272), we get a palindrome (382275572283).

The spelling of 272120551011 in words is "two hundred seventy-two billion, one hundred twenty million, five hundred fifty-one thousand, eleven".