4551315132 has 96 divisors (see below), whose sum is σ = 13108580352. Its totient is φ = 1196845056.

The previous prime is 4551315101. The next prime is 4551315133. The reversal of 4551315132 is 2315131554.

It is a self number, because there is not a number n which added to its sum of digits gives 4551315132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551315133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 379573 + ... + 391379.

It is an arithmetic number, because the mean of its divisors is an integer number (136547712).

Almost surely, 2^4551315132 is an apocalyptic number.

4551315132 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4551315132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6554290176).

4551315132 is an abundant number, since it is smaller than the sum of its proper divisors (8557265220).

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

4551315132 is a wasteful number, since it uses less digits than its factorization.

4551315132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12187 (or 12185 counting only the distinct ones).

The product of its digits is 9000, while the sum is 30.

The square root of 4551315132 is about 67463.4355188053. The cubic root of 4551315132 is about 1657.2154327665.

Adding to 4551315132 its reverse (2315131554), we get a palindrome (6866446686).

The spelling of 4551315132 in words is "four billion, five hundred fifty-one million, three hundred fifteen thousand, one hundred thirty-two".