402424013402 has 8 divisors (see below), whose sum is σ = 604210367712. Its totient is φ = 201020557500.

The previous prime is 402424013357. The next prime is 402424013423. The reversal of 402424013402 is 204310424204.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×402424013402² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95721974 + ... + 95726177.

It is an arithmetic number, because the mean of its divisors is an integer number (75526295964).

Almost surely, 2^402424013402 is an apocalyptic number.

402424013402 is a deficient number, since it is larger than the sum of its proper divisors (201786354310).

402424013402 is a wasteful number, since it uses less digits than its factorization.

402424013402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191449204.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 402424013402 its reverse (204310424204), we get a palindrome (606734437606).

The spelling of 402424013402 in words is "four hundred two billion, four hundred twenty-four million, thirteen thousand, four hundred two".