402015350343 has 32 divisors (see below), whose sum is σ = 558528003072. Its totient is φ = 256971052800.

The previous prime is 402015350333. The next prime is 402015350351. The reversal of 402015350343 is 343053510204.

It is not a de Polignac number, because 402015350343 - 2²² = 402011156039 is a prime.

It is a super-2 number, since 2×402015350343² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402015350343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402015350333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18201955 + ... + 18224027.

It is an arithmetic number, because the mean of its divisors is an integer number (17454000096).

Almost surely, 2^402015350343 is an apocalyptic number.

402015350343 is a deficient number, since it is larger than the sum of its proper divisors (156512652729).

402015350343 is a wasteful number, since it uses less digits than its factorization.

402015350343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24495.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 402015350343 its reverse (343053510204), we get a palindrome (745068860547).

The spelling of 402015350343 in words is "four hundred two billion, fifteen million, three hundred fifty thousand, three hundred forty-three".