55480046 has 4 divisors (see below), whose sum is σ = 83220072. Its totient is φ = 27740022.

The previous prime is 55480013. The next prime is 55480063. The reversal of 55480046 is 64008455.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 55479994 and 55480021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13870010 + ... + 13870013.

It is an arithmetic number, because the mean of its divisors is an integer number (20805018).

Almost surely, 2^55480046 is an apocalyptic number.

55480046 is a deficient number, since it is larger than the sum of its proper divisors (27740026).

55480046 is a wasteful number, since it uses less digits than its factorization.

55480046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27740025.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 55480046 is about 7448.4928676881. The cubic root of 55480046 is about 381.3984620762.

The spelling of 55480046 in words is "fifty-five million, four hundred eighty thousand, forty-six".