55448492554 has 16 divisors (see below), whose sum is σ = 102366448128. Its totient is φ = 21935667312.

The previous prime is 55448492551. The next prime is 55448492557. The reversal of 55448492554 is 45529484455.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55448492551) and next prime (55448492557).

It is a junction number, because it is equal to n+sod(n) for n = 55448492495 and 55448492504.

It is not an unprimeable number, because it can be changed into a prime (55448492551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152330842 + ... + 152331205.

It is an arithmetic number, because the mean of its divisors is an integer number (6397903008).

Almost surely, 2^55448492554 is an apocalyptic number.

55448492554 is a deficient number, since it is larger than the sum of its proper divisors (46917955574).

55448492554 is a wasteful number, since it uses less digits than its factorization.

55448492554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304662069.

The product of its digits is 23040000, while the sum is 55.

The spelling of 55448492554 in words is "fifty-five billion, four hundred forty-eight million, four hundred ninety-two thousand, five hundred fifty-four".