55452512 has 12 divisors (see below), whose sum is σ = 109172196. Its totient is φ = 27726240.

The previous prime is 55452511. The next prime is 55452533. The reversal of 55452512 is 21525455.

It is a super-2 number, since 2×55452512² = 6149962174220288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55452511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 866414 + ... + 866477.

It is an arithmetic number, because the mean of its divisors is an integer number (9097683).

Almost surely, 2^55452512 is an apocalyptic number.

It is an amenable number.

55452512 is a deficient number, since it is larger than the sum of its proper divisors (53719684).

55452512 is a wasteful number, since it uses less digits than its factorization.

55452512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732901 (or 1732893 counting only the distinct ones).

The product of its digits is 10000, while the sum is 29.

The square root of 55452512 is about 7446.6443449382. The cubic root of 55452512 is about 381.3353573281.

Adding to 55452512 its reverse (21525455), we get a palindrome (76977967).

The spelling of 55452512 in words is "fifty-five million, four hundred fifty-two thousand, five hundred twelve".