4351233544542 has 128 divisors (see below), whose sum is σ = 10622786688000. Its totient is φ = 1314092989440.

The previous prime is 4351233544457. The next prime is 4351233544547. The reversal of 4351233544542 is 2454453321534.

4351233544542 is a `hidden beast` number, since 4 + 3 + 51 + 2 + 3 + 3 + 54 + 4 + 542 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4351233544547) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 164252434 + ... + 164278922.

It is an arithmetic number, because the mean of its divisors is an integer number (82990521000).

Almost surely, 2^{4351233544542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4351233544542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5311393344000).

4351233544542 is an abundant number, since it is smaller than the sum of its proper divisors (6271553143458).

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

4351233544542 is a wasteful number, since it uses less digits than its factorization.

4351233544542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33503 (or 33497 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 45.

The spelling of 4351233544542 in words is "four trillion, three hundred fifty-one billion, two hundred thirty-three million, five hundred forty-four thousand, five hundred forty-two".