244045657153 has 4 divisors (see below), whose sum is σ = 246205353348. Its totient is φ = 241885960960.

The previous prime is 244045657151. The next prime is 244045657211. The reversal of 244045657153 is 351756540442.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 351756540442 = 2 ⋅175878270221.

It can be written as a sum of positive squares in 2 ways, for example, as 126662674609 + 117382982544 = 355897^2 + 342612^2 .

It is a cyclic number.

It is not a de Polignac number, because 244045657153 - 2¹ = 244045657151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (244045657151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079847928 + ... + 1079848153.

It is an arithmetic number, because the mean of its divisors is an integer number (61551338337).

Almost surely, 2^244045657153 is an apocalyptic number.

It is an amenable number.

244045657153 is a deficient number, since it is larger than the sum of its proper divisors (2159696195).

244045657153 is a wasteful number, since it uses less digits than its factorization.

244045657153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159696194.

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 244045657153 in words is "two hundred forty-four billion, forty-five million, six hundred fifty-seven thousand, one hundred fifty-three".