351432433554340 has 48 divisors (see below), whose sum is σ = 739926819777600. Its totient is φ = 140207526004352.

The previous prime is 351432433554331. The next prime is 351432433554343. The reversal of 351432433554340 is 43455334234153.

It is not an unprimeable number, because it can be changed into a prime (351432433554343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274298307 + ... + 275576533.

It is an arithmetic number, because the mean of its divisors is an integer number (15415142078700).

Almost surely, 2^{351432433554340} is an apocalyptic number.

It is an amenable number.

351432433554340 is an abundant number, since it is smaller than the sum of its proper divisors (388494386223260).

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

351432433554340 is a wasteful number, since it uses less digits than its factorization.

351432433554340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313964 (or 1313962 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 49.

Adding to 351432433554340 its reverse (43455334234153), we get a palindrome (394887767788493).

The spelling of 351432433554340 in words is "three hundred fifty-one trillion, four hundred thirty-two billion, four hundred thirty-three million, five hundred fifty-four thousand, three hundred forty".