351338838428 has 12 divisors (see below), whose sum is σ = 647203123560. Its totient is φ = 166423660272.

The previous prime is 351338838413. The next prime is 351338838481. The reversal of 351338838428 is 824838833153.

It is a happy number.

It is a super-2 number, since 2×351338838428² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 2311439651 + ... + 2311439802.

It is an arithmetic number, because the mean of its divisors is an integer number (53933593630).

Almost surely, 2^351338838428 is an apocalyptic number.

351338838428 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

351338838428 is a deficient number, since it is larger than the sum of its proper divisors (295864285132).

351338838428 is a wasteful number, since it uses less digits than its factorization.

351338838428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4622879476 (or 4622879474 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 56.

The spelling of 351338838428 in words is "three hundred fifty-one billion, three hundred thirty-eight million, eight hundred thirty-eight thousand, four hundred twenty-eight".