351322206402 has 16 divisors (see below), whose sum is σ = 702650220480. Its totient is φ = 117106434192.

The previous prime is 351322206373. The next prime is 351322206421. The reversal of 351322206402 is 204602223153.

It is a super-2 number, since 2×351322206402² (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 351322206402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1318723 + ... + 1562585.

It is an arithmetic number, because the mean of its divisors is an integer number (43915638780).

Almost surely, 2^351322206402 is an apocalyptic number.

351322206402 is an abundant number, since it is smaller than the sum of its proper divisors (351328014078).

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

351322206402 is a wasteful number, since it uses less digits than its factorization.

351322206402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483977.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 351322206402 its reverse (204602223153), we get a palindrome (555924429555).

The spelling of 351322206402 in words is "three hundred fifty-one billion, three hundred twenty-two million, two hundred six thousand, four hundred two".