2145747036234 has 16 divisors (see below), whose sum is σ = 4330865579040. Its totient is φ = 708687094320.

The previous prime is 2145747036211. The next prime is 2145747036259. The reversal of 2145747036234 is 4326307475412.

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, 1640478732 + ... + 1640480039.

It is an arithmetic number, because the mean of its divisors is an integer number (270679098690).

Almost surely, 2^{2145747036234} is an apocalyptic number.

2145747036234 is an abundant number, since it is smaller than the sum of its proper divisors (2185118542806).

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

2145747036234 is a wasteful number, since it uses less digits than its factorization.

2145747036234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280958885.

The product of its (nonzero) digits is 3386880, while the sum is 48.

The spelling of 2145747036234 in words is "two trillion, one hundred forty-five billion, seven hundred forty-seven million, thirty-six thousand, two hundred thirty-four".