351143233542420 has 96 divisors (see below), whose sum is σ = 1119217010042880. Its totient is φ = 81424517919360.

The previous prime is 351143233542401. The next prime is 351143233542449. The reversal of 351143233542420 is 24245332341153.

It is a super-3 number, since 3×351143233542420³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11565967480 + ... + 11565997839.

It is an arithmetic number, because the mean of its divisors is an integer number (11658510521280).

Almost surely, 2^{351143233542420} is an apocalyptic number.

351143233542420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

351143233542420 is an abundant number, since it is smaller than the sum of its proper divisors (768073776500460).

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

351143233542420 is a wasteful number, since it uses less digits than its factorization.

351143233542420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23131965365 (or 23131965363 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 42.

Adding to 351143233542420 its reverse (24245332341153), we get a palindrome (375388565883573).

The spelling of 351143233542420 in words is "three hundred fifty-one trillion, one hundred forty-three billion, two hundred thirty-three million, five hundred forty-two thousand, four hundred twenty".