55048776 has 32 divisors (see below), whose sum is σ = 144866400. Its totient is φ = 17383680.

The previous prime is 55048769. The next prime is 55048781. The reversal of 55048776 is 67784055.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59905 + ... + 60816.

It is an arithmetic number, because the mean of its divisors is an integer number (4527075).

Almost surely, 2^55048776 is an apocalyptic number.

It is an amenable number.

55048776 is an abundant number, since it is smaller than the sum of its proper divisors (89817624).

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

55048776 is a wasteful number, since it uses less digits than its factorization.

55048776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120749 (or 120745 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 42.

The square root of 55048776 is about 7419.4862355826. The cubic root of 55048776 is about 380.4076327442.

The spelling of 55048776 in words is "fifty-five million, forty-eight thousand, seven hundred seventy-six".