2153453464 has 64 divisors (see below), whose sum is σ = 4410540000. Its totient is φ = 981808128.

The previous prime is 2153453443. The next prime is 2153453503. The reversal of 2153453464 is 4643543512.

It is a super-2 number, since 2×2153453464² = 9274723643227198592, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2013922 + ... + 2014990.

Almost surely, 2^2153453464 is an apocalyptic number.

It is an amenable number.

2153453464 is an abundant number, since it is smaller than the sum of its proper divisors (2257086536).

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

2153453464 is a wasteful number, since it uses less digits than its factorization.

2153453464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580 (or 1576 counting only the distinct ones).

The product of its digits is 172800, while the sum is 37.

The square root of 2153453464 is about 46405.3171953387. The cubic root of 2153453464 is about 1291.3535587226.

Adding to 2153453464 its reverse (4643543512), we get a palindrome (6796996976).

The spelling of 2153453464 in words is "two billion, one hundred fifty-three million, four hundred fifty-three thousand, four hundred sixty-four".