2140465543600 has 120 divisors (see below), whose sum is σ = 5339044029312. Its totient is φ = 823777075200.

The previous prime is 2140465543561. The next prime is 2140465543627. The reversal of 2140465543600 is 63455640412.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1646304 + ... + 2644096.

Almost surely, 2^{2140465543600} is an apocalyptic number.

2140465543600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2140465543600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2669522014656).

2140465543600 is an abundant number, since it is smaller than the sum of its proper divisors (3198578485712).

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

2140465543600 is a wasteful number, since it uses less digits than its factorization.

2140465543600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998015 (or 998004 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 2140465543600 in words is "two trillion, one hundred forty billion, four hundred sixty-five million, five hundred forty-three thousand, six hundred".