89739804611 has 2 divisors, whose sum is σ = 89739804612. Its totient is φ = 89739804610.

The previous prime is 89739804607. The next prime is 89739804631. The reversal of 89739804611 is 11640893798.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89739804611 - 2² = 89739804607 is a prime.

It is a super-2 number, since 2×89739804611² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (89739804631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44869902305 + 44869902306.

It is an arithmetic number, because the mean of its divisors is an integer number (44869902306).

Almost surely, 2^89739804611 is an apocalyptic number.

89739804611 is a deficient number, since it is larger than the sum of its proper divisors (1).

89739804611 is an equidigital number, since it uses as much as digits as its factorization.

89739804611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 56.

The spelling of 89739804611 in words is "eighty-nine billion, seven hundred thirty-nine million, eight hundred four thousand, six hundred eleven".