151515444440142 has 12 divisors (see below), whose sum is σ = 328283462953680. Its totient is φ = 50505148146708.

The previous prime is 151515444440141. The next prime is 151515444440167. The reversal of 151515444440142 is 241044444515151.

151515444440142 is a `hidden beast` number, since 1 + 5 + 1 + 5 + 154 + 44 + 440 + 14 + 2 = 666.

151515444440142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151515444440141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4208762345542 + ... + 4208762345577.

It is an arithmetic number, because the mean of its divisors is an integer number (27356955246140).

Almost surely, 2^{151515444440142} is an apocalyptic number.

151515444440142 is an abundant number, since it is smaller than the sum of its proper divisors (176768018513538).

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

151515444440142 is a wasteful number, since it uses less digits than its factorization.

151515444440142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8417524691127 (or 8417524691124 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 45.

Adding to 151515444440142 its reverse (241044444515151), we get a palindrome (392559888955293).

The spelling of 151515444440142 in words is "one hundred fifty-one trillion, five hundred fifteen billion, four hundred forty-four million, four hundred forty thousand, one hundred forty-two".