2207506921189 has 2 divisors, whose sum is σ = 2207506921190. Its totient is φ = 2207506921188.

The previous prime is 2207506921157. The next prime is 2207506921231. The reversal of 2207506921189 is 9811296057022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1986244872964 + 221262048225 = 1409342^2 + 470385^2 .

It is a cyclic number.

It is not a de Polignac number, because 2207506921189 - 2⁵ = 2207506921157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2207506921129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1103753460594 + 1103753460595.

It is an arithmetic number, because the mean of its divisors is an integer number (1103753460595).

Almost surely, 2^{2207506921189} is an apocalyptic number.

It is an amenable number.

2207506921189 is a deficient number, since it is larger than the sum of its proper divisors (1).

2207506921189 is an equidigital number, since it uses as much as digits as its factorization.

2207506921189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1088640, while the sum is 52.

The spelling of 2207506921189 in words is "two trillion, two hundred seven billion, five hundred six million, nine hundred twenty-one thousand, one hundred eighty-nine".