354242534021142 has 32 divisors (see below), whose sum is σ = 763007344404480. Its totient is φ = 108994356350880.

The previous prime is 354242534021119. The next prime is 354242534021153. The reversal of 354242534021142 is 241120435242453.

It is a super-3 number, since 3×354242534021142³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 354242534021094 and 354242534021103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67159734 + ... + 72242057.

It is an arithmetic number, because the mean of its divisors is an integer number (23843979512640).

Almost surely, 2^{354242534021142} is an apocalyptic number.

354242534021142 is an abundant number, since it is smaller than the sum of its proper divisors (408764810383338).

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

354242534021142 is a wasteful number, since it uses less digits than its factorization.

354242534021142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139434388.

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 354242534021142 its reverse (241120435242453), we get a palindrome (595362969263595).

The spelling of 354242534021142 in words is "three hundred fifty-four trillion, two hundred forty-two billion, five hundred thirty-four million, twenty-one thousand, one hundred forty-two".