2186467472953 has 2 divisors, whose sum is σ = 2186467472954. Its totient is φ = 2186467472952.

The previous prime is 2186467472911. The next prime is 2186467472993. The reversal of 2186467472953 is 3592747646812.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1524639666169 + 661827806784 = 1234763^2 + 813528^2 .

It is a cyclic number.

It is not a de Polignac number, because 2186467472953 - 2³⁷ = 2049028519481 is a prime.

It is not a weakly prime, because it can be changed into another prime (2186467472993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1093233736476 + 1093233736477.

It is an arithmetic number, because the mean of its divisors is an integer number (1093233736477).

Almost surely, 2^{2186467472953} is an apocalyptic number.

It is an amenable number.

2186467472953 is a deficient number, since it is larger than the sum of its proper divisors (1).

2186467472953 is an equidigital number, since it uses as much as digits as its factorization.

2186467472953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121927680, while the sum is 64.

The spelling of 2186467472953 in words is "two trillion, one hundred eighty-six billion, four hundred sixty-seven million, four hundred seventy-two thousand, nine hundred fifty-three".