54955564 has 6 divisors (see below), whose sum is σ = 96172244. Its totient is φ = 27477780.

The previous prime is 54955561. The next prime is 54955597. The reversal of 54955564 is 46555945.

It is a super-2 number, since 2×54955564² = 6040228029116192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 54955564.

It is not an unprimeable number, because it can be changed into a prime (54955561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6869442 + ... + 6869449.

Almost surely, 2^54955564 is an apocalyptic number.

It is an amenable number.

54955564 is a deficient number, since it is larger than the sum of its proper divisors (41216680).

54955564 is a wasteful number, since it uses less digits than its factorization.

54955564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13738895 (or 13738893 counting only the distinct ones).

The product of its digits is 540000, while the sum is 43.

The square root of 54955564 is about 7413.2020072301. The cubic root of 54955564 is about 380.1928015149.

The spelling of 54955564 in words is "fifty-four million, nine hundred fifty-five thousand, five hundred sixty-four".