55338874266 has 96 divisors (see below), whose sum is σ = 127287917568. Its totient is φ = 15940592640.

The previous prime is 55338874237. The next prime is 55338874267. The reversal of 55338874266 is 66247883355.

55338874266 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55338874267) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4299096 + ... + 4311948.

It is an arithmetic number, because the mean of its divisors is an integer number (1325915808).

Almost surely, 2^55338874266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55338874266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63643958784).

55338874266 is an abundant number, since it is smaller than the sum of its proper divisors (71949043302).

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

55338874266 is a wasteful number, since it uses less digits than its factorization.

55338874266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13096 (or 13079 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 57.

The spelling of 55338874266 in words is "fifty-five billion, three hundred thirty-eight million, eight hundred seventy-four thousand, two hundred sixty-six".