402244012425 has 12 divisors (see below), whose sum is σ = 665043434000. Its totient is φ = 214530139920.

The previous prime is 402244012399. The next prime is 402244012439. The reversal of 402244012425 is 524210442204.

It is not a de Polignac number, because 402244012425 - 2¹⁶ = 402243946889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402244012392 and 402244012401.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2681626675 + ... + 2681626824.

Almost surely, 2^402244012425 is an apocalyptic number.

It is an amenable number.

402244012425 is a deficient number, since it is larger than the sum of its proper divisors (262799421575).

402244012425 is a wasteful number, since it uses less digits than its factorization.

402244012425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363253512 (or 5363253507 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 402244012425 its reverse (524210442204), we get a palindrome (926454454629).

The spelling of 402244012425 in words is "four hundred two billion, two hundred forty-four million, twelve thousand, four hundred twenty-five".