85760042441 has 2 divisors, whose sum is σ = 85760042442. Its totient is φ = 85760042440.

The previous prime is 85760042429. The next prime is 85760042461. The reversal of 85760042441 is 14424006758.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79202282041 + 6557760400 = 281429^2 + 80980^2 .

It is a cyclic number.

It is not a de Polignac number, because 85760042441 - 2¹⁸ = 85759780297 is a prime.

It is not a weakly prime, because it can be changed into another prime (85760042461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42880021220 + 42880021221.

It is an arithmetic number, because the mean of its divisors is an integer number (42880021221).

Almost surely, 2^85760042441 is an apocalyptic number.

It is an amenable number.

85760042441 is a deficient number, since it is larger than the sum of its proper divisors (1).

85760042441 is an equidigital number, since it uses as much as digits as its factorization.

85760042441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 215040, while the sum is 41.

The spelling of 85760042441 in words is "eighty-five billion, seven hundred sixty million, forty-two thousand, four hundred forty-one".