244155452212 has 48 divisors (see below), whose sum is σ = 510121366272. Its totient is φ = 99974730240.

The previous prime is 244155452207. The next prime is 244155452213. The reversal of 244155452212 is 212254551442.

It is a super-2 number, since 2×244155452212² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244155452213) 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, 352198 + ... + 782530.

It is an arithmetic number, because the mean of its divisors is an integer number (10627528464).

Almost surely, 2^244155452212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 244155452212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (255060683136).

244155452212 is an abundant number, since it is smaller than the sum of its proper divisors (265965914060).

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

244155452212 is a wasteful number, since it uses less digits than its factorization.

244155452212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431248 (or 431246 counting only the distinct ones).

The product of its digits is 128000, while the sum is 37.

The spelling of 244155452212 in words is "two hundred forty-four billion, one hundred fifty-five million, four hundred fifty-two thousand, two hundred twelve".