402413353505 has 8 divisors (see below), whose sum is σ = 482915793024. Its totient is φ = 321917503600.

The previous prime is 402413353451. The next prime is 402413353547. The reversal of 402413353505 is 505353314204.

It is a happy number.

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

It is not a de Polignac number, because 402413353505 - 2³⁸ = 127535446561 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512041 + ... + 1758150.

It is an arithmetic number, because the mean of its divisors is an integer number (60364474128).

Almost surely, 2^402413353505 is an apocalyptic number.

It is an amenable number.

402413353505 is a deficient number, since it is larger than the sum of its proper divisors (80502439519).

402413353505 is a wasteful number, since it uses less digits than its factorization.

402413353505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3294807.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 402413353505 its reverse (505353314204), we get a palindrome (907766667709).

The spelling of 402413353505 in words is "four hundred two billion, four hundred thirteen million, three hundred fifty-three thousand, five hundred five".