22145626262087 has 2 divisors, whose sum is σ = 22145626262088. Its totient is φ = 22145626262086.

The previous prime is 22145626262029. The next prime is 22145626262099. The reversal of 22145626262087 is 78026262654122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22145626262087 - 2⁴² = 17747579750983 is a prime.

It is a super-2 number, since 2×22145626262087² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22145626262987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072813131043 + 11072813131044.

It is an arithmetic number, because the mean of its divisors is an integer number (11072813131044).

Almost surely, 2^{22145626262087} is an apocalyptic number.

22145626262087 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145626262087 is an equidigital number, since it uses as much as digits as its factorization.

22145626262087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7741440, while the sum is 53.

The spelling of 22145626262087 in words is "twenty-two trillion, one hundred forty-five billion, six hundred twenty-six million, two hundred sixty-two thousand, eighty-seven".