240450521511152 has 20 divisors (see below), whose sum is σ = 481937467684920. Its totient is φ = 116079562108608.

The previous prime is 240450521511143. The next prime is 240450521511479. The reversal of 240450521511152 is 251115125054042.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259106164958 + ... + 259106165885.

It is an arithmetic number, because the mean of its divisors is an integer number (24096873384246).

Almost surely, 2^{240450521511152} is an apocalyptic number.

It is an amenable number.

240450521511152 is an abundant number, since it is smaller than the sum of its proper divisors (241486946173768).

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

240450521511152 is a wasteful number, since it uses less digits than its factorization.

240450521511152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518212330880 (or 518212330874 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 38.

Adding to 240450521511152 its reverse (251115125054042), we get a palindrome (491565646565194).

The spelling of 240450521511152 in words is "two hundred forty trillion, four hundred fifty billion, five hundred twenty-one million, five hundred eleven thousand, one hundred fifty-two".