354232143142240 has 96 divisors (see below), whose sum is σ = 966655950057504. Its totient is φ = 121234530263040.

The previous prime is 354232143142237. The next prime is 354232143142307. The reversal of 354232143142240 is 42241341232453.

It is a super-3 number, since 3×354232143142240³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 354232143142193 and 354232143142202.

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, 5919624879 + ... + 5919684718.

It is an arithmetic number, because the mean of its divisors is an integer number (10069332813099).

Almost surely, 2^{354232143142240} is an apocalyptic number.

It is an amenable number.

354232143142240 is an abundant number, since it is smaller than the sum of its proper divisors (612423806915264).

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

354232143142240 is a wasteful number, since it uses less digits than its factorization.

354232143142240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11839309640 (or 11839309632 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 354232143142240 its reverse (42241341232453), we get a palindrome (396473484374693).

The spelling of 354232143142240 in words is "three hundred fifty-four trillion, two hundred thirty-two billion, one hundred forty-three million, one hundred forty-two thousand, two hundred forty".