186112225501 has 2 divisors, whose sum is σ = 186112225502. Its totient is φ = 186112225500.

The previous prime is 186112225391. The next prime is 186112225547. The reversal of 186112225501 is 105522211681.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 175921524900 + 10190700601 = 419430^2 + 100949^2 .

It is a cyclic number.

It is not a de Polignac number, because 186112225501 - 2⁹ = 186112224989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (186112225561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93056112750 + 93056112751.

It is an arithmetic number, because the mean of its divisors is an integer number (93056112751).

Almost surely, 2^186112225501 is an apocalyptic number.

It is an amenable number.

186112225501 is a deficient number, since it is larger than the sum of its proper divisors (1).

186112225501 is an equidigital number, since it uses as much as digits as its factorization.

186112225501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 34.

The spelling of 186112225501 in words is "one hundred eighty-six billion, one hundred twelve million, two hundred twenty-five thousand, five hundred one".