37224772301081 has 2 divisors, whose sum is σ = 37224772301082. Its totient is φ = 37224772301080.

The previous prime is 37224772300967. The next prime is 37224772301147. The reversal of 37224772301081 is 18010327742273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27559612575625 + 9665159725456 = 5249725^2 + 3108884^2 .

It is a cyclic number.

It is not a de Polignac number, because 37224772301081 - 2¹⁴ = 37224772284697 is a prime.

It is a super-2 number, since 2×37224772301081² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (37224772361081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18612386150540 + 18612386150541.

It is an arithmetic number, because the mean of its divisors is an integer number (18612386150541).

Almost surely, 2^{37224772301081} is an apocalyptic number.

It is an amenable number.

37224772301081 is a deficient number, since it is larger than the sum of its proper divisors (1).

37224772301081 is an equidigital number, since it uses as much as digits as its factorization.

37224772301081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 790272, while the sum is 47.

The spelling of 37224772301081 in words is "thirty-seven trillion, two hundred twenty-four billion, seven hundred seventy-two million, three hundred one thousand, eighty-one".