22937930216449 has 2 divisors, whose sum is σ = 22937930216450. Its totient is φ = 22937930216448.

The previous prime is 22937930216429. The next prime is 22937930216561. The reversal of 22937930216449 is 94461203973922.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19536974604225 + 3400955612224 = 4420065^2 + 1844168^2 .

It is a cyclic number.

It is not a de Polignac number, because 22937930216449 - 2¹³ = 22937930208257 is a prime.

It is a super-2 number, since 2×22937930216449² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22937930216429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11468965108224 + 11468965108225.

It is an arithmetic number, because the mean of its divisors is an integer number (11468965108225).

Almost surely, 2^{22937930216449} is an apocalyptic number.

It is an amenable number.

22937930216449 is a deficient number, since it is larger than the sum of its proper divisors (1).

22937930216449 is an equidigital number, since it uses as much as digits as its factorization.

22937930216449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35271936, while the sum is 61.

The spelling of 22937930216449 in words is "twenty-two trillion, nine hundred thirty-seven billion, nine hundred thirty million, two hundred sixteen thousand, four hundred forty-nine".