3001542421240 has 128 divisors (see below), whose sum is σ = 7497629568000. Its totient is φ = 1072206374400.

The previous prime is 3001542421193. The next prime is 3001542421247. The reversal of 3001542421240 is 421242451003.

It is a junction number, because it is equal to n+sod(n) for n = 3001542421199 and 3001542421208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3001542421247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37056385 + ... + 37137295.

It is an arithmetic number, because the mean of its divisors is an integer number (58575231000).

Almost surely, 2^{3001542421240} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3001542421240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3748814784000).

3001542421240 is an abundant number, since it is smaller than the sum of its proper divisors (4496087146760).

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

3001542421240 is a wasteful number, since it uses less digits than its factorization.

3001542421240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82421 (or 82417 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 3001542421240 its reverse (421242451003), we get a palindrome (3422784872243).

The spelling of 3001542421240 in words is "three trillion, one billion, five hundred forty-two million, four hundred twenty-one thousand, two hundred forty".