44201145631 has 2 divisors, whose sum is σ = 44201145632. Its totient is φ = 44201145630.

The previous prime is 44201145607. The next prime is 44201145641. The reversal of 44201145631 is 13654110244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44201145631 - 2¹¹ = 44201143583 is a prime.

It is a super-2 number, since 2×44201145631² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44201145593 and 44201145602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44201145601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22100572815 + 22100572816.

It is an arithmetic number, because the mean of its divisors is an integer number (22100572816).

Almost surely, 2^44201145631 is an apocalyptic number.

44201145631 is a deficient number, since it is larger than the sum of its proper divisors (1).

44201145631 is an equidigital number, since it uses as much as digits as its factorization.

44201145631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 44201145631 its reverse (13654110244), we get a palindrome (57855255875).

The spelling of 44201145631 in words is "forty-four billion, two hundred one million, one hundred forty-five thousand, six hundred thirty-one".