234427041661 has 2 divisors, whose sum is σ = 234427041662. Its totient is φ = 234427041660.

The previous prime is 234427041619. The next prime is 234427041671. The reversal of 234427041661 is 166140724432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 171636204100 + 62790837561 = 414290^2 + 250581^2 .

It is a cyclic number.

It is not a de Polignac number, because 234427041661 - 2¹⁹ = 234426517373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (234427041671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117213520830 + 117213520831.

It is an arithmetic number, because the mean of its divisors is an integer number (117213520831).

Almost surely, 2^234427041661 is an apocalyptic number.

It is an amenable number.

234427041661 is a deficient number, since it is larger than the sum of its proper divisors (1).

234427041661 is an equidigital number, since it uses as much as digits as its factorization.

234427041661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 234427041661 in words is "two hundred thirty-four billion, four hundred twenty-seven million, forty-one thousand, six hundred sixty-one".