2224772404537 has 2 divisors, whose sum is σ = 2224772404538. Its totient is φ = 2224772404536.

The previous prime is 2224772404487. The next prime is 2224772404571. The reversal of 2224772404537 is 7354042774222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1460469833001 + 764302571536 = 1208499^2 + 874244^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2224772404537 is a prime.

It is a super-2 number, since 2×2224772404537² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2224772404597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112386202268 + 1112386202269.

It is an arithmetic number, because the mean of its divisors is an integer number (1112386202269).

Almost surely, 2^{2224772404537} is an apocalyptic number.

It is an amenable number.

2224772404537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2224772404537 is an equidigital number, since it uses as much as digits as its factorization.

2224772404537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5268480, while the sum is 49.

The spelling of 2224772404537 in words is "two trillion, two hundred twenty-four billion, seven hundred seventy-two million, four hundred four thousand, five hundred thirty-seven".