54995766 has 32 divisors (see below), whose sum is σ = 132322560. Its totient is φ = 14885856.

The previous prime is 54995761. The next prime is 54995789. The reversal of 54995766 is 66759945.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54995761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33661 + ... + 35256.

It is an arithmetic number, because the mean of its divisors is an integer number (4135080).

Almost surely, 2^54995766 is an apocalyptic number.

54995766 is an abundant number, since it is smaller than the sum of its proper divisors (77326794).

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

54995766 is a wasteful number, since it uses less digits than its factorization.

54995766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68948.

The product of its digits is 2041200, while the sum is 51.

The square root of 54995766 is about 7415.9130253799. The cubic root of 54995766 is about 380.2854872192.

The spelling of 54995766 in words is "fifty-four million, nine hundred ninety-five thousand, seven hundred sixty-six".