2126454864050 has 48 divisors (see below), whose sum is σ = 4337126772192. Its totient is φ = 769249766400.

The previous prime is 2126454864047. The next prime is 2126454864059. The reversal of 2126454864050 is 504684546212.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2126454863986 and 2126454864004.

It is not an unprimeable number, because it can be changed into a prime (2126454864059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9910124 + ... + 10122423.

It is an arithmetic number, because the mean of its divisors is an integer number (90356807754).

Almost surely, 2^{2126454864050} is an apocalyptic number.

2126454864050 is an abundant number, since it is smaller than the sum of its proper divisors (2210671908142).

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

2126454864050 is a wasteful number, since it uses less digits than its factorization.

2126454864050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20032763 (or 20032758 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 47.

The spelling of 2126454864050 in words is "two trillion, one hundred twenty-six billion, four hundred fifty-four million, eight hundred sixty-four thousand, fifty".