98789354690 has 32 divisors (see below), whose sum is σ = 191991749040. Its totient is φ = 36382281984.

The previous prime is 98789354689. The next prime is 98789354711. The reversal of 98789354690 is 9645398789.

It can be written as a sum of positive squares in 8 ways, for example, as 21639292609 + 77150062081 = 147103^2 + 277759^2 .

It is a super-2 number, since 2×98789354690² (a number of 23 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 98789354690.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926189 + ... + 1027328.

Almost surely, 2^98789354690 is an apocalyptic number.

98789354690 is a deficient number, since it is larger than the sum of its proper divisors (93202394350).

98789354690 is a wasteful number, since it uses less digits than its factorization.

98789354690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953926.

The product of its (nonzero) digits is 117573120, while the sum is 68.

The spelling of 98789354690 in words is "ninety-eight billion, seven hundred eighty-nine million, three hundred fifty-four thousand, six hundred ninety".