43425414141491 has 2 divisors, whose sum is σ = 43425414141492. Its totient is φ = 43425414141490.

The previous prime is 43425414141463. The next prime is 43425414141617. The reversal of 43425414141491 is 19414141452434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43425414141491 - 2²² = 43425409947187 is a prime.

It is not a weakly prime, because it can be changed into another prime (43425414191491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21712707070745 + 21712707070746.

It is an arithmetic number, because the mean of its divisors is an integer number (21712707070746).

Almost surely, 2^{43425414141491} is an apocalyptic number.

43425414141491 is a deficient number, since it is larger than the sum of its proper divisors (1).

43425414141491 is an equidigital number, since it uses as much as digits as its factorization.

43425414141491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1105920, while the sum is 47.

The spelling of 43425414141491 in words is "forty-three trillion, four hundred twenty-five billion, four hundred fourteen million, one hundred forty-one thousand, four hundred ninety-one".