33045457257172 has 12 divisors (see below), whose sum is σ = 57832870615380. Its totient is φ = 16521779938496.

The previous prime is 33045457257167. The next prime is 33045457257191. The reversal of 33045457257172 is 27175275454033.

It can be written as a sum of positive squares in 2 ways, for example, as 14939121693456 + 18106335563716 = 3865116^2 + 4255154^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237094147 + ... + 237233482.

It is an arithmetic number, because the mean of its divisors is an integer number (4819405884615).

Almost surely, 2^{33045457257172} is an apocalyptic number.

It is an amenable number.

33045457257172 is a deficient number, since it is larger than the sum of its proper divisors (24787413358208).

33045457257172 is a wasteful number, since it uses less digits than its factorization.

33045457257172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474345050 (or 474345048 counting only the distinct ones).

The product of its (nonzero) digits is 24696000, while the sum is 55.

The spelling of 33045457257172 in words is "thirty-three trillion, forty-five billion, four hundred fifty-seven million, two hundred fifty-seven thousand, one hundred seventy-two".