98984930457 has 16 divisors (see below), whose sum is σ = 151020650880. Its totient is φ = 56492890752.

The previous prime is 98984930399. The next prime is 98984930501. The reversal of 98984930457 is 75403948989.

It is not a de Polignac number, because 98984930457 - 2¹⁵ = 98984897689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98984935457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2896218 + ... + 2930195.

It is an arithmetic number, because the mean of its divisors is an integer number (9438790680).

Almost surely, 2^98984930457 is an apocalyptic number.

It is an amenable number.

98984930457 is a deficient number, since it is larger than the sum of its proper divisors (52035720423).

98984930457 is a wasteful number, since it uses less digits than its factorization.

98984930457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5827232.

The product of its (nonzero) digits is 78382080, while the sum is 66.

It can be divided in two parts, 989849 and 30457, that added together give a triangular number (1020306 = T₁₄₂₈).

The spelling of 98984930457 in words is "ninety-eight billion, nine hundred eighty-four million, nine hundred thirty thousand, four hundred fifty-seven".