2146001412540 has 24 divisors (see below), whose sum is σ = 6008803955280. Its totient is φ = 572267043328.

The previous prime is 2146001412539. The next prime is 2146001412551. The reversal of 2146001412540 is 452141006412.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2146001412498 and 2146001412507.

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, 17883345045 + ... + 17883345164.

It is an arithmetic number, because the mean of its divisors is an integer number (250366831470).

Almost surely, 2^{2146001412540} is an apocalyptic number.

2146001412540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2146001412540 is an abundant number, since it is smaller than the sum of its proper divisors (3862802542740).

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

2146001412540 is a wasteful number, since it uses less digits than its factorization.

2146001412540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35766690221 (or 35766690219 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 2146001412540 its reverse (452141006412), we get a palindrome (2598142418952).

The spelling of 2146001412540 in words is "two trillion, one hundred forty-six billion, one million, four hundred twelve thousand, five hundred forty".