52421424222402 has 48 divisors (see below), whose sum is σ = 114708919885560. Its totient is φ = 17300103936000.

The previous prime is 52421424222397. The next prime is 52421424222407. The reversal of 52421424222402 is 20422242412425.

52421424222402 is a `hidden beast` number, since 5 + 2 + 4 + 2 + 1 + 4 + 24 + 222 + 402 = 666.

It is an interprime number because it is at equal distance from previous prime (52421424222397) and next prime (52421424222407).

It can be written as a sum of positive squares in 4 ways, for example, as 33099782004081 + 19321642218321 = 5753241^2 + 4395639^2 .

It is not an unprimeable number, because it can be changed into a prime (52421424222407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45626152 + ... + 46760972.

Almost surely, 2^{52421424222402} is an apocalyptic number.

52421424222402 is an abundant number, since it is smaller than the sum of its proper divisors (62287495663158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52421424222402 is a wasteful number, since it uses less digits than its factorization.

52421424222402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160339 (or 1160336 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 36.

Adding to 52421424222402 its reverse (20422242412425), we get a palindrome (72843666634827).

The spelling of 52421424222402 in words is "fifty-two trillion, four hundred twenty-one billion, four hundred twenty-four million, two hundred twenty-two thousand, four hundred two".