33077132779 has 2 divisors, whose sum is σ = 33077132780. Its totient is φ = 33077132778.

The previous prime is 33077132743. The next prime is 33077132827. The reversal of 33077132779 is 97723177033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33077132779 - 2⁹ = 33077132267 is a prime.

It is not a weakly prime, because it can be changed into another prime (33077132279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16538566389 + 16538566390.

It is an arithmetic number, because the mean of its divisors is an integer number (16538566390).

Almost surely, 2^33077132779 is an apocalyptic number.

33077132779 is a deficient number, since it is larger than the sum of its proper divisors (1).

33077132779 is an equidigital number, since it uses as much as digits as its factorization.

33077132779 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1166886, while the sum is 49.

The spelling of 33077132779 in words is "thirty-three billion, seventy-seven million, one hundred thirty-two thousand, seven hundred seventy-nine".