55554768 has 40 divisors (see below), whose sum is σ = 159464000. Its totient is φ = 18518112.

The previous prime is 55554767. The next prime is 55554769. The reversal of 55554768 is 86745555.

It is an interprime number because it is at equal distance from previous prime (55554767) and next prime (55554769).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55554761) 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, 63868 + ... + 64731.

It is an arithmetic number, because the mean of its divisors is an integer number (3986600).

Almost surely, 2^55554768 is an apocalyptic number.

It is an amenable number.

55554768 is an abundant number, since it is smaller than the sum of its proper divisors (103909232).

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

55554768 is a wasteful number, since it uses less digits than its factorization.

55554768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128616 (or 128604 counting only the distinct ones).

The product of its digits is 840000, while the sum is 45.

The square root of 55554768 is about 7453.5070939793. The cubic root of 55554768 is about 381.5696111238.

The spelling of 55554768 in words is "fifty-five million, five hundred fifty-four thousand, seven hundred sixty-eight".