4526551272 has 64 divisors (see below), whose sum is σ = 11599257600. Its totient is φ = 1471538880.

The previous prime is 4526551259. The next prime is 4526551277. The reversal of 4526551272 is 2721556254.

It is a self number, because there is not a number n which added to its sum of digits gives 4526551272.

It is not an unprimeable number, because it can be changed into a prime (4526551277) 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, 167247 + ... + 192417.

It is an arithmetic number, because the mean of its divisors is an integer number (181238400).

Almost surely, 2^4526551272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4526551272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5799628800).

4526551272 is an abundant number, since it is smaller than the sum of its proper divisors (7072706328).

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

4526551272 is a wasteful number, since it uses less digits than its factorization.

4526551272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25366 (or 25362 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 4526551272 is about 67279.6497612763. The cubic root of 4526551272 is about 1654.2043098120.

The spelling of 4526551272 in words is "four billion, five hundred twenty-six million, five hundred fifty-one thousand, two hundred seventy-two".