98798724377 has 4 divisors (see below), whose sum is σ = 99310635060. Its totient is φ = 98286813696.

The previous prime is 98798724337. The next prime is 98798724383. The reversal of 98798724377 is 77342789789.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52393378816 + 46405345561 = 228896^2 + 215419^2 .

It is a cyclic number.

It is not a de Polignac number, because 98798724377 - 2¹⁴ = 98798707993 is a prime.

It is a super-2 number, since 2×98798724377² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98798724377.

It is not an unprimeable number, because it can be changed into a prime (98798724337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255955052 + ... + 255955437.

It is an arithmetic number, because the mean of its divisors is an integer number (24827658765).

Almost surely, 2^98798724377 is an apocalyptic number.

It is an amenable number.

98798724377 is a deficient number, since it is larger than the sum of its proper divisors (511910683).

98798724377 is a wasteful number, since it uses less digits than its factorization.

98798724377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511910682.

The product of its digits is 298722816, while the sum is 71.

The spelling of 98798724377 in words is "ninety-eight billion, seven hundred ninety-eight million, seven hundred twenty-four thousand, three hundred seventy-seven".