988805505803 has 2 divisors, whose sum is σ = 988805505804. Its totient is φ = 988805505802.

The previous prime is 988805505749. The next prime is 988805505811. The reversal of 988805505803 is 308505508889.

988805505803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 988805505803 - 2³⁶ = 920086029067 is a prime.

It is not a weakly prime, because it can be changed into another prime (988805505833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494402752901 + 494402752902.

It is an arithmetic number, because the mean of its divisors is an integer number (494402752902).

Almost surely, 2^988805505803 is an apocalyptic number.

988805505803 is a deficient number, since it is larger than the sum of its proper divisors (1).

988805505803 is an equidigital number, since it uses as much as digits as its factorization.

988805505803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824000, while the sum is 59.

The spelling of 988805505803 in words is "nine hundred eighty-eight billion, eight hundred five million, five hundred five thousand, eight hundred three".