2043291125672 has 8 divisors (see below), whose sum is σ = 3831170860650. Its totient is φ = 1021645562832.

The previous prime is 2043291125671. The next prime is 2043291125767. The reversal of 2043291125672 is 2765211923402.

It can be written as a sum of positive squares in only one way, i.e., 1416828373636 + 626462752036 = 1190306^2 + 791494^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2043291125671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127705695347 + ... + 127705695362.

Almost surely, 2^{2043291125672} is an apocalyptic number.

It is an amenable number.

2043291125672 is a deficient number, since it is larger than the sum of its proper divisors (1787879734978).

2043291125672 is a wasteful number, since it uses less digits than its factorization.

2043291125672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255411390715 (or 255411390711 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 2043291125672 in words is "two trillion, forty-three billion, two hundred ninety-one million, one hundred twenty-five thousand, six hundred seventy-two".