55505496 has 32 divisors (see below), whose sum is σ = 141719040. Its totient is φ = 18107808.

The previous prime is 55505491. The next prime is 55505497. The reversal of 55505496 is 69450555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55505491) 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, 23476 + ... + 25731.

It is an arithmetic number, because the mean of its divisors is an integer number (4428720).

Almost surely, 2^55505496 is an apocalyptic number.

It is an amenable number.

55505496 is an abundant number, since it is smaller than the sum of its proper divisors (86213544).

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

55505496 is a wasteful number, since it uses less digits than its factorization.

55505496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49263 (or 49259 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 55505496 is about 7450.2010711121. The cubic root of 55505496 is about 381.4567719715.

It can be divided in two parts, 5550549 and 6, that added together give a palindrome (5550555).

The spelling of 55505496 in words is "fifty-five million, five hundred five thousand, four hundred ninety-six".