53511552 has 48 divisors (see below), whose sum is σ = 153988380. Its totient is φ = 17836800.

The previous prime is 53511551. The next prime is 53511553. The reversal of 53511552 is 25511535.

It is an interprime number because it is at equal distance from previous prime (53511551) and next prime (53511553).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53511551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22074 + ... + 24377.

Almost surely, 2^53511552 is an apocalyptic number.

It is an amenable number.

53511552 is an abundant number, since it is smaller than the sum of its proper divisors (100476828).

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

53511552 is a wasteful number, since it uses less digits than its factorization.

53511552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46471 (or 46456 counting only the distinct ones).

The product of its digits is 3750, while the sum is 27.

The square root of 53511552 is about 7315.1590550035. The cubic root of 53511552 is about 376.8332208664.

It can be divided in two parts, 5351 and 1552, that added together give a triangular number (6903 = T₁₁₇).

The spelling of 53511552 in words is "fifty-three million, five hundred eleven thousand, five hundred fifty-two".