55014840 has 48 divisors (see below), whose sum is σ = 178799400. Its totient is φ = 14670528.

The previous prime is 55014833. The next prime is 55014853. The reversal of 55014840 is 4841055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76050 + ... + 76769.

Almost surely, 2^55014840 is an apocalyptic number.

It is an amenable number.

55014840 is an abundant number, since it is smaller than the sum of its proper divisors (123784560).

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

55014840 is a wasteful number, since it uses less digits than its factorization.

55014840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152836 (or 152829 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 55014840 is about 7417.1989322115. The cubic root of 55014840 is about 380.3294465243.

Adding to 55014840 its reverse (4841055), we get a palindrome (59855895).

The spelling of 55014840 in words is "fifty-five million, fourteen thousand, eight hundred forty".