33145520488 has 8 divisors (see below), whose sum is σ = 62147850930. Its totient is φ = 16572760240.

The previous prime is 33145520461. The next prime is 33145520491. The reversal of 33145520488 is 88402554133.

It can be written as a sum of positive squares in only one way, i.e., 30631300324 + 2514220164 = 175018^2 + 50142^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2071595023 + ... + 2071595038.

Almost surely, 2^33145520488 is an apocalyptic number.

It is an amenable number.

33145520488 is a deficient number, since it is larger than the sum of its proper divisors (29002330442).

33145520488 is a wasteful number, since it uses less digits than its factorization.

33145520488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4143190067 (or 4143190063 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 33145520488 in words is "thirty-three billion, one hundred forty-five million, five hundred twenty thousand, four hundred eighty-eight".