301040442140 has 24 divisors (see below), whose sum is σ = 634517725632. Its totient is φ = 119971834560.

The previous prime is 301040442139. The next prime is 301040442149. The reversal of 301040442140 is 41244040103.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301040442149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27765839 + ... + 27776678.

It is an arithmetic number, because the mean of its divisors is an integer number (26438238568).

Almost surely, 2^301040442140 is an apocalyptic number.

It is an amenable number.

301040442140 is an abundant number, since it is smaller than the sum of its proper divisors (333477283492).

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

301040442140 is a wasteful number, since it uses less digits than its factorization.

301040442140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55542797 (or 55542795 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 301040442140 its reverse (41244040103), we get a palindrome (342284482243).

The spelling of 301040442140 in words is "three hundred one billion, forty million, four hundred forty-two thousand, one hundred forty".