98857763531 has 8 divisors (see below), whose sum is σ = 99881221440. Its totient is φ = 97836424128.

The previous prime is 98857763491. The next prime is 98857763533. The reversal of 98857763531 is 13536775889.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 98857763531 - 2¹⁴ = 98857747147 is a prime.

It is a super-2 number, since 2×98857763531² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98857763533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435731 + ... + 622556.

It is an arithmetic number, because the mean of its divisors is an integer number (12485152680).

Almost surely, 2^98857763531 is an apocalyptic number.

98857763531 is a deficient number, since it is larger than the sum of its proper divisors (1023457909).

98857763531 is a wasteful number, since it uses less digits than its factorization.

98857763531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059253.

The product of its digits is 38102400, while the sum is 62.

The spelling of 98857763531 in words is "ninety-eight billion, eight hundred fifty-seven million, seven hundred sixty-three thousand, five hundred thirty-one".