2134440540850 has 24 divisors (see below), whose sum is σ = 3971222940420. Its totient is φ = 853525993920.

The previous prime is 2134440540847. The next prime is 2134440540851. The reversal of 2134440540850 is 580450444312.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 836707190089 + 1297733350761 = 914717^2 + 1139181^2 .

It is not an unprimeable number, because it can be changed into a prime (2134440540851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6083205 + ... + 6424504.

Almost surely, 2^{2134440540850} is an apocalyptic number.

2134440540850 is a deficient number, since it is larger than the sum of its proper divisors (1836782399570).

2134440540850 is a wasteful number, since it uses less digits than its factorization.

2134440540850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12511134 (or 12511129 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

The spelling of 2134440540850 in words is "two trillion, one hundred thirty-four billion, four hundred forty million, five hundred forty thousand, eight hundred fifty".