240535153321420 has 48 divisors (see below), whose sum is σ = 517446098392608. Its totient is φ = 93866980861440.

The previous prime is 240535153321403. The next prime is 240535153321537. The reversal of 240535153321420 is 24123351535042.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261516982 + ... + 262435138.

It is an arithmetic number, because the mean of its divisors is an integer number (10780127049846).

Almost surely, 2^{240535153321420} is an apocalyptic number.

240535153321420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240535153321420 is an abundant number, since it is smaller than the sum of its proper divisors (276910945071188).

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

240535153321420 is a wasteful number, since it uses less digits than its factorization.

240535153321420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1237690 (or 1237688 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 240535153321420 in words is "two hundred forty trillion, five hundred thirty-five billion, one hundred fifty-three million, three hundred twenty-one thousand, four hundred twenty".