44022523513 has 2 divisors, whose sum is σ = 44022523514. Its totient is φ = 44022523512.

The previous prime is 44022523487. The next prime is 44022523543. The reversal of 44022523513 is 31532522044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31788393849 + 12234129664 = 178293^2 + 110608^2 .

It is a cyclic number.

It is not a de Polignac number, because 44022523513 - 2⁵ = 44022523481 is a prime.

It is a super-2 number, since 2×44022523513² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44022523543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22011261756 + 22011261757.

It is an arithmetic number, because the mean of its divisors is an integer number (22011261757).

Almost surely, 2^44022523513 is an apocalyptic number.

It is an amenable number.

44022523513 is a deficient number, since it is larger than the sum of its proper divisors (1).

44022523513 is an equidigital number, since it uses as much as digits as its factorization.

44022523513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 31.

The spelling of 44022523513 in words is "forty-four billion, twenty-two million, five hundred twenty-three thousand, five hundred thirteen".