232180561447 has 2 divisors, whose sum is σ = 232180561448. Its totient is φ = 232180561446.

The previous prime is 232180561429. The next prime is 232180561537. The reversal of 232180561447 is 744165081232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-232180561447 is a prime.

It is a super-2 number, since 2×232180561447² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232180567447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116090280723 + 116090280724.

It is an arithmetic number, because the mean of its divisors is an integer number (116090280724).

Almost surely, 2^232180561447 is an apocalyptic number.

232180561447 is a deficient number, since it is larger than the sum of its proper divisors (1).

232180561447 is an equidigital number, since it uses as much as digits as its factorization.

232180561447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 232180561447 in words is "two hundred thirty-two billion, one hundred eighty million, five hundred sixty-one thousand, four hundred forty-seven".