98857763533 has 2 divisors, whose sum is σ = 98857763534. Its totient is φ = 98857763532.

The previous prime is 98857763491. The next prime is 98857763567. The reversal of 98857763533 is 33536775889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87803764489 + 11053999044 = 296317^2 + 105138^2 .

It is a cyclic number.

It is not a de Polignac number, because 98857763533 - 2²¹ = 98855666381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98857763573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49428881766 + 49428881767.

It is an arithmetic number, because the mean of its divisors is an integer number (49428881767).

Almost surely, 2^98857763533 is an apocalyptic number.

It is an amenable number.

98857763533 is a deficient number, since it is larger than the sum of its proper divisors (1).

98857763533 is an equidigital number, since it uses as much as digits as its factorization.

98857763533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 114307200, while the sum is 64.

The spelling of 98857763533 in words is "ninety-eight billion, eight hundred fifty-seven million, seven hundred sixty-three thousand, five hundred thirty-three".