2151541240104 has 32 divisors (see below), whose sum is σ = 5394354138720. Its totient is φ = 715113608256.

The previous prime is 2151541240087. The next prime is 2151541240111. The reversal of 2151541240104 is 4010421451512.

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 7 ways as a sum of consecutive naturals, for example, 129166819 + ... + 129183474.

It is an arithmetic number, because the mean of its divisors is an integer number (168573566835).

Almost surely, 2^{2151541240104} is an apocalyptic number.

2151541240104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2151541240104 is an abundant number, since it is smaller than the sum of its proper divisors (3242812898616).

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

2151541240104 is a wasteful number, since it uses less digits than its factorization.

2151541240104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258350649 (or 258350645 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

Adding to 2151541240104 its reverse (4010421451512), we get a palindrome (6161962691616).

The spelling of 2151541240104 in words is "two trillion, one hundred fifty-one billion, five hundred forty-one million, two hundred forty thousand, one hundred four".