2141423545240 has 64 divisors (see below), whose sum is σ = 5507152522560. Its totient is φ = 734117713920.

The previous prime is 2141423545211. The next prime is 2141423545243. The reversal of 2141423545240 is 425453241412.

It is a self number, because there is not a number n which added to its sum of digits gives 2141423545240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141423545243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2016604 + ... + 2889556.

It is an arithmetic number, because the mean of its divisors is an integer number (86049258165).

Almost surely, 2^{2141423545240} is an apocalyptic number.

2141423545240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2141423545240 is an abundant number, since it is smaller than the sum of its proper divisors (3365728977320).

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

2141423545240 is a wasteful number, since it uses less digits than its factorization.

2141423545240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881732 (or 881728 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 2141423545240 its reverse (425453241412), we get a palindrome (2566876786652).

The spelling of 2141423545240 in words is "two trillion, one hundred forty-one billion, four hundred twenty-three million, five hundred forty-five thousand, two hundred forty".