55248633242 has 16 divisors (see below), whose sum is σ = 90417276864. Its totient is φ = 25110120000.

The previous prime is 55248633233. The next prime is 55248633299. The reversal of 55248633242 is 24233684255.

It is a super-2 number, since 2×55248633242² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55248633193 and 55248633202.

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, 56642 + ... + 337202.

It is an arithmetic number, because the mean of its divisors is an integer number (5651079804).

Almost surely, 2^55248633242 is an apocalyptic number.

55248633242 is a deficient number, since it is larger than the sum of its proper divisors (35168643622).

55248633242 is a wasteful number, since it uses less digits than its factorization.

55248633242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289525.

The product of its digits is 1382400, while the sum is 44.

The spelling of 55248633242 in words is "fifty-five billion, two hundred forty-eight million, six hundred thirty-three thousand, two hundred forty-two".