2253542613640 has 16 divisors (see below), whose sum is σ = 5070470880780. Its totient is φ = 901417045440.

The previous prime is 2253542613473. The next prime is 2253542613653. The reversal of 2253542613640 is 463162453522.

It can be written as a sum of positive squares in 2 ways, for example, as 2020019783076 + 233522830564 = 1421274^2 + 483242^2 .

It is a super-3 number, since 3×2253542613640³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 3 ways as a sum of consecutive naturals, for example, 28169282631 + ... + 28169282710.

Almost surely, 2^{2253542613640} is an apocalyptic number.

2253542613640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2253542613640 is an abundant number, since it is smaller than the sum of its proper divisors (2816928267140).

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

2253542613640 is a wasteful number, since it uses less digits than its factorization.

2253542613640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56338565352 (or 56338565348 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 2253542613640 in words is "two trillion, two hundred fifty-three billion, five hundred forty-two million, six hundred thirteen thousand, six hundred forty".