402331030379 has 2 divisors, whose sum is σ = 402331030380. Its totient is φ = 402331030378.

The previous prime is 402331030369. The next prime is 402331030397. The reversal of 402331030379 is 973030133204.

Together with next prime (402331030397) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402331030379 - 2²⁰ = 402329981803 is a prime.

It is not a weakly prime, because it can be changed into another prime (402331030369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201165515189 + 201165515190.

It is an arithmetic number, because the mean of its divisors is an integer number (201165515190).

Almost surely, 2^402331030379 is an apocalyptic number.

402331030379 is a deficient number, since it is larger than the sum of its proper divisors (1).

402331030379 is an equidigital number, since it uses as much as digits as its factorization.

402331030379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 35.

The spelling of 402331030379 in words is "four hundred two billion, three hundred thirty-one million, thirty thousand, three hundred seventy-nine".