1155043025432 has 32 divisors (see below), whose sum is σ = 2195068468320. Its totient is φ = 569729725440.

The previous prime is 1155043025419. The next prime is 1155043025441. The reversal of 1155043025432 is 2345203405511.

It is a junction number, because it is equal to n+sod(n) for n = 1155043025392 and 1155043025401.

It is a congruent number.

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, 2151683 + ... + 2634354.

It is an arithmetic number, because the mean of its divisors is an integer number (68595889635).

Almost surely, 2^{1155043025432} is an apocalyptic number.

It is an amenable number.

1155043025432 is a deficient number, since it is larger than the sum of its proper divisors (1040025442888).

1155043025432 is a wasteful number, since it uses less digits than its factorization.

1155043025432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4786451 (or 4786447 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 1155043025432 in words is "one trillion, one hundred fifty-five billion, forty-three million, twenty-five thousand, four hundred thirty-two".