55247217310 has 16 divisors (see below), whose sum is σ = 99814680000. Its totient is φ = 22016733856.

The previous prime is 55247217281. The next prime is 55247217313. The reversal of 55247217310 is 1371274255.

It is a super-2 number, since 2×55247217310² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55247217310.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55247217313) 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, 10266310 + ... + 10271689.

It is an arithmetic number, because the mean of its divisors is an integer number (6238417500).

Almost surely, 2^55247217310 is an apocalyptic number.

55247217310 is a deficient number, since it is larger than the sum of its proper divisors (44567462690).

55247217310 is a wasteful number, since it uses less digits than its factorization.

55247217310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20538275.

The product of its (nonzero) digits is 58800, while the sum is 37.

The spelling of 55247217310 in words is "fifty-five billion, two hundred forty-seven million, two hundred seventeen thousand, three hundred ten".