402461026291 has 2 divisors, whose sum is σ = 402461026292. Its totient is φ = 402461026290.

The previous prime is 402461026283. The next prime is 402461026427. The reversal of 402461026291 is 192620164204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402461026291 - 2³ = 402461026283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402461026291.

It is not a weakly prime, because it can be changed into another prime (402461026091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201230513145 + 201230513146.

It is an arithmetic number, because the mean of its divisors is an integer number (201230513146).

Almost surely, 2^402461026291 is an apocalyptic number.

402461026291 is a deficient number, since it is larger than the sum of its proper divisors (1).

402461026291 is an equidigital number, since it uses as much as digits as its factorization.

402461026291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The spelling of 402461026291 in words is "four hundred two billion, four hundred sixty-one million, twenty-six thousand, two hundred ninety-one".