407742699671 has 2 divisors, whose sum is σ = 407742699672. Its totient is φ = 407742699670.

The previous prime is 407742699647. The next prime is 407742699731. The reversal of 407742699671 is 176996247704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 407742699671 - 2³⁸ = 132864792727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (407742693671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203871349835 + 203871349836.

It is an arithmetic number, because the mean of its divisors is an integer number (203871349836).

Almost surely, 2^407742699671 is an apocalyptic number.

407742699671 is a deficient number, since it is larger than the sum of its proper divisors (1).

407742699671 is an equidigital number, since it uses as much as digits as its factorization.

407742699671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32006016, while the sum is 62.

The spelling of 407742699671 in words is "four hundred seven billion, seven hundred forty-two million, six hundred ninety-nine thousand, six hundred seventy-one".