54081264 has 20 divisors (see below), whose sum is σ = 139710056. Its totient is φ = 18027072.

The previous prime is 54081263. The next prime is 54081271. The reversal of 54081264 is 46218045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54081263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563299 + ... + 563394.

Almost surely, 2^54081264 is an apocalyptic number.

It is an amenable number.

54081264 is an abundant number, since it is smaller than the sum of its proper divisors (85628792).

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

54081264 is a wasteful number, since it uses less digits than its factorization.

54081264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126704 (or 1126698 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 54081264 is about 7353.9964645083. The cubic root of 54081264 is about 378.1658240557.

It can be divided in two parts, 54081 and 264, that added together give a palindrome (54345).

The spelling of 54081264 in words is "fifty-four million, eighty-one thousand, two hundred sixty-four".