54401366 has 4 divisors (see below), whose sum is σ = 81602052. Its totient is φ = 27200682.

The previous prime is 54401357. The next prime is 54401381. The reversal of 54401366 is 66310445.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13600340 + ... + 13600343.

It is an arithmetic number, because the mean of its divisors is an integer number (20400513).

Almost surely, 2^54401366 is an apocalyptic number.

54401366 is a deficient number, since it is larger than the sum of its proper divisors (27200686).

54401366 is a wasteful number, since it uses less digits than its factorization.

54401366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27200685.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 54401366 is about 7375.7281674422. The cubic root of 54401366 is about 378.9104663390.

The spelling of 54401366 in words is "fifty-four million, four hundred one thousand, three hundred sixty-six".