402494558107 has 2 divisors, whose sum is σ = 402494558108. Its totient is φ = 402494558106.

The previous prime is 402494558099. The next prime is 402494558119. The reversal of 402494558107 is 701855494204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402494558107 - 2³ = 402494558099 is a prime.

It is not a weakly prime, because it can be changed into another prime (402494568107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201247279053 + 201247279054.

It is an arithmetic number, because the mean of its divisors is an integer number (201247279054).

Almost surely, 2^402494558107 is an apocalyptic number.

402494558107 is a deficient number, since it is larger than the sum of its proper divisors (1).

402494558107 is an equidigital number, since it uses as much as digits as its factorization.

402494558107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 402494558107 in words is "four hundred two billion, four hundred ninety-four million, five hundred fifty-eight thousand, one hundred seven".