54201816 has 24 divisors (see below), whose sum is σ = 146796780. Its totient is φ = 18067248.

The previous prime is 54201803. The next prime is 54201817. The reversal of 54201816 is 61810245.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 54201816.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54201817) 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, 376330 + ... + 376473.

Almost surely, 2^54201816 is an apocalyptic number.

It is an amenable number.

54201816 is an abundant number, since it is smaller than the sum of its proper divisors (92594964).

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

54201816 is a wasteful number, since it uses less digits than its factorization.

54201816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752815 (or 752808 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 54201816 is about 7362.1882616516. The cubic root of 54201816 is about 378.4466040721.

The spelling of 54201816 in words is "fifty-four million, two hundred one thousand, eight hundred sixteen".