244640736012 has 24 divisors (see below), whose sum is σ = 571523691312. Its totient is φ = 81447582400.

The previous prime is 244640735987. The next prime is 244640736013. The reversal of 244640736012 is 210637046442.

It is not an unprimeable number, because it can be changed into a prime (244640736013) 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, 12405939 + ... + 12425642.

It is an arithmetic number, because the mean of its divisors is an integer number (23813487138).

Almost surely, 2^244640736012 is an apocalyptic number.

It is an amenable number.

244640736012 is an abundant number, since it is smaller than the sum of its proper divisors (326882955300).

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

244640736012 is a wasteful number, since it uses less digits than its factorization.

244640736012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24832409 (or 24832407 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 39.

The spelling of 244640736012 in words is "two hundred forty-four billion, six hundred forty million, seven hundred thirty-six thousand, twelve".