33141020557 has 2 divisors, whose sum is σ = 33141020558. Its totient is φ = 33141020556.

The previous prime is 33141020491. The next prime is 33141020569. The reversal of 33141020557 is 75502014133.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26902232361 + 6238788196 = 164019^2 + 78986^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33141020557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33141026557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16570510278 + 16570510279.

It is an arithmetic number, because the mean of its divisors is an integer number (16570510279).

Almost surely, 2^33141020557 is an apocalyptic number.

It is an amenable number.

33141020557 is a deficient number, since it is larger than the sum of its proper divisors (1).

33141020557 is an equidigital number, since it uses as much as digits as its factorization.

33141020557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12600, while the sum is 31.

The spelling of 33141020557 in words is "thirty-three billion, one hundred forty-one million, twenty thousand, five hundred fifty-seven".