988446858761 has 2 divisors, whose sum is σ = 988446858762. Its totient is φ = 988446858760.

The previous prime is 988446858757. The next prime is 988446858767. The reversal of 988446858761 is 167858644889.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 638153334025 + 350293524736 = 798845^2 + 591856^2 .

It is a cyclic number.

It is not a de Polignac number, because 988446858761 - 2² = 988446858757 is a prime.

It is not a weakly prime, because it can be changed into another prime (988446858767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494223429380 + 494223429381.

It is an arithmetic number, because the mean of its divisors is an integer number (494223429381).

Almost surely, 2^988446858761 is an apocalyptic number.

It is an amenable number.

988446858761 is a deficient number, since it is larger than the sum of its proper divisors (1).

988446858761 is an equidigital number, since it uses as much as digits as its factorization.

988446858761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 743178240, while the sum is 74.

The spelling of 988446858761 in words is "nine hundred eighty-eight billion, four hundred forty-six million, eight hundred fifty-eight thousand, seven hundred sixty-one".