2252144204540 has 24 divisors (see below), whose sum is σ = 4729531823520. Its totient is φ = 900852159168.

The previous prime is 2252144204537. The next prime is 2252144204567. The reversal of 2252144204540 is 454024412522.

It is a super-2 number, since 2×2252144204540² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2252144204540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5073866 + ... + 5499854.

It is an arithmetic number, because the mean of its divisors is an integer number (197063825980).

Almost surely, 2^{2252144204540} is an apocalyptic number.

2252144204540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252144204540 is an abundant number, since it is smaller than the sum of its proper divisors (2477387618980).

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

2252144204540 is a wasteful number, since it uses less digits than its factorization.

2252144204540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690341 (or 690339 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 35.

The spelling of 2252144204540 in words is "two trillion, two hundred fifty-two billion, one hundred forty-four million, two hundred four thousand, five hundred forty".