2254052112440 has 16 divisors (see below), whose sum is σ = 5071617253080. Its totient is φ = 901620844960.

The previous prime is 2254052112437. The next prime is 2254052112449. The reversal of 2254052112440 is 442112504522.

It is a junction number, because it is equal to n+sod(n) for n = 2254052112397 and 2254052112406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2254052112449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28175651366 + ... + 28175651445.

Almost surely, 2^{2254052112440} is an apocalyptic number.

2254052112440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2254052112440 is an abundant number, since it is smaller than the sum of its proper divisors (2817565140640).

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

2254052112440 is a wasteful number, since it uses less digits than its factorization.

2254052112440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56351302822 (or 56351302818 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 2254052112440 its reverse (442112504522), we get a palindrome (2696164616962).

The spelling of 2254052112440 in words is "two trillion, two hundred fifty-four billion, fifty-two million, one hundred twelve thousand, four hundred forty".