55266318474 has 32 divisors (see below), whose sum is σ = 111459655680. Its totient is φ = 18267751152.

The previous prime is 55266318473. The next prime is 55266318493. The reversal of 55266318474 is 47481366255.

It is not an unprimeable number, because it can be changed into a prime (55266318473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569837 + ... + 1604655.

It is an arithmetic number, because the mean of its divisors is an integer number (3483114240).

Almost surely, 2^55266318474 is an apocalyptic number.

55266318474 is an abundant number, since it is smaller than the sum of its proper divisors (56193337206).

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

55266318474 is a wasteful number, since it uses less digits than its factorization.

55266318474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37034.

The product of its digits is 4838400, while the sum is 51.

The spelling of 55266318474 in words is "fifty-five billion, two hundred sixty-six million, three hundred eighteen thousand, four hundred seventy-four".