98888884444451 has 2 divisors, whose sum is σ = 98888884444452. Its totient is φ = 98888884444450.

The previous prime is 98888884444439. The next prime is 98888884444477. The reversal of 98888884444451 is 15444448888889.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98888884444451 is a prime.

It is a super-2 number, since 2×98888884444451² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 98888884444451.

It is not a weakly prime, because it can be changed into another prime (98888884444351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444442222225 + 49444442222226.

It is an arithmetic number, because the mean of its divisors is an integer number (49444442222226).

Almost surely, 2^{98888884444451} is an apocalyptic number.

98888884444451 is a deficient number, since it is larger than the sum of its proper divisors (1).

98888884444451 is an equidigital number, since it uses as much as digits as its factorization.

98888884444451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12079595520, while the sum is 83.

The spelling of 98888884444451 in words is "ninety-eight trillion, eight hundred eighty-eight billion, eight hundred eighty-four million, four hundred forty-four thousand, four hundred fifty-one".