98402529826989 has 24 divisors (see below), whose sum is σ = 148371647516352. Its totient is φ = 62726258517120.

The previous prime is 98402529826961. The next prime is 98402529826999. The reversal of 98402529826989 is 98962892520489.

98402529826989 is a `hidden beast` number, since 9 + 8 + 4 + 0 + 2 + 529 + 8 + 2 + 6 + 9 + 89 = 666.

It is not a de Polignac number, because 98402529826989 - 2²⁴ = 98402513049773 is a prime.

It is a super-2 number, since 2×98402529826989² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98402529826949) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87244332 + ... + 88365029.

It is an arithmetic number, because the mean of its divisors is an integer number (6182151979848).

Almost surely, 2^{98402529826989} is an apocalyptic number.

It is an amenable number.

98402529826989 is a deficient number, since it is larger than the sum of its proper divisors (49969117689363).

98402529826989 is a wasteful number, since it uses less digits than its factorization.

98402529826989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175612097 (or 175612094 counting only the distinct ones).

The product of its (nonzero) digits is 3224862720, while the sum is 81.

The spelling of 98402529826989 in words is "ninety-eight trillion, four hundred two billion, five hundred twenty-nine million, eight hundred twenty-six thousand, nine hundred eighty-nine".