402150610361 has 2 divisors, whose sum is σ = 402150610362. Its totient is φ = 402150610360.

The previous prime is 402150610321. The next prime is 402150610387. The reversal of 402150610361 is 163016051204.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 389040360361 + 13110250000 = 623731^2 + 114500^2 .

It is a cyclic number.

It is not a de Polignac number, because 402150610361 - 2²² = 402146416057 is a prime.

It is a super-2 number, since 2×402150610361² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (402150610321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201075305180 + 201075305181.

It is an arithmetic number, because the mean of its divisors is an integer number (201075305181).

Almost surely, 2^402150610361 is an apocalyptic number.

It is an amenable number.

402150610361 is a deficient number, since it is larger than the sum of its proper divisors (1).

402150610361 is an equidigital number, since it uses as much as digits as its factorization.

402150610361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 402150610361 its reverse (163016051204), we get a palindrome (565166661565).

The spelling of 402150610361 in words is "four hundred two billion, one hundred fifty million, six hundred ten thousand, three hundred sixty-one".