453674321532 has 144 divisors (see below), whose sum is σ = 1220600096352. Its totient is φ = 141586268160.

The previous prime is 453674321519. The next prime is 453674321537. The reversal of 453674321532 is 235123476354.

It is a happy number.

453674321532 is a `hidden beast` number, since 4 + 5 + 3 + 67 + 432 + 153 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (453674321537) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 114939583 + ... + 114943529.

It is an arithmetic number, because the mean of its divisors is an integer number (8476389558).

Almost surely, 2^453674321532 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 453674321532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (610300048176).

453674321532 is an abundant number, since it is smaller than the sum of its proper divisors (766925774820).

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

453674321532 is a wasteful number, since it uses less digits than its factorization.

453674321532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4908 (or 4903 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 45.

Adding to 453674321532 its reverse (235123476354), we get a palindrome (688797797886).

The spelling of 453674321532 in words is "four hundred fifty-three billion, six hundred seventy-four million, three hundred twenty-one thousand, five hundred thirty-two".