54667680 has 48 divisors (see below), whose sum is σ = 172204704. Its totient is φ = 14577920.

The previous prime is 54667667. The next prime is 54667681. The reversal of 54667680 is 8676645.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (54667681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56466 + ... + 57425.

It is an arithmetic number, because the mean of its divisors is an integer number (3587598).

Almost surely, 2^54667680 is an apocalyptic number.

It is an amenable number.

54667680 is an abundant number, since it is smaller than the sum of its proper divisors (117537024).

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

54667680 is a wasteful number, since it uses less digits than its factorization.

54667680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113909 (or 113901 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 54667680 is about 7393.7595308476. The cubic root of 54667680 is about 379.5277605582.

The spelling of 54667680 in words is "fifty-four million, six hundred sixty-seven thousand, six hundred eighty".