2253660021260 has 24 divisors (see below), whose sum is σ = 4732975857120. Its totient is φ = 901408806144.

The previous prime is 2253660021259. The next prime is 2253660021287. The reversal of 2253660021260 is 621200663522.

It is a self number, because there is not a number n which added to its sum of digits gives 2253660021260.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3114584 + ... + 3769343.

It is an arithmetic number, because the mean of its divisors is an integer number (197207327380).

Almost surely, 2^{2253660021260} is an apocalyptic number.

2253660021260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2253660021260 is an abundant number, since it is smaller than the sum of its proper divisors (2479315835860).

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

2253660021260 is a wasteful number, since it uses less digits than its factorization.

2253660021260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6900305 (or 6900303 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

Adding to 2253660021260 its reverse (621200663522), we get a palindrome (2874860684782).

The spelling of 2253660021260 in words is "two trillion, two hundred fifty-three billion, six hundred sixty million, twenty-one thousand, two hundred sixty".