6238345732542 has 640 divisors, whose sum is σ = 18601378430976. Its totient is φ = 1527466248000.

The previous prime is 6238345732481. The next prime is 6238345732559. The reversal of 6238345732542 is 2452375438326.

6238345732542 is a `hidden beast` number, since 6 + 2 + 3 + 8 + 3 + 4 + 573 + 25 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 2464773817 + ... + 2464776347.

Almost surely, 2^{6238345732542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6238345732542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9300689215488).

6238345732542 is an abundant number, since it is smaller than the sum of its proper divisors (12363032698434).

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

6238345732542 is a wasteful number, since it uses less digits than its factorization.

6238345732542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2679 (or 2648 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 54.

The spelling of 6238345732542 in words is "six trillion, two hundred thirty-eight billion, three hundred forty-five million, seven hundred thirty-two thousand, five hundred forty-two".