98791137737087 has 8 divisors (see below), whose sum is σ = 103935831134352. Its totient is φ = 93776689742400.

The previous prime is 98791137737063. The next prime is 98791137737101. The reversal of 98791137737087 is 78073773119789.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98791137737087 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 98791137736999 and 98791137737017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98791137737027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32561349089 + ... + 32561352122.

It is an arithmetic number, because the mean of its divisors is an integer number (12991978891794).

Almost surely, 2^{98791137737087} is an apocalyptic number.

98791137737087 is a deficient number, since it is larger than the sum of its proper divisors (5144693397265).

98791137737087 is a wasteful number, since it uses less digits than its factorization.

98791137737087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65122701289.

The product of its (nonzero) digits is 784147392, while the sum is 77.

The spelling of 98791137737087 in words is "ninety-eight trillion, seven hundred ninety-one billion, one hundred thirty-seven million, seven hundred thirty-seven thousand, eighty-seven".