98239057961 has 12 divisors (see below), whose sum is σ = 109811982000. Its totient is φ = 87794529240.

The previous prime is 98239057957. The next prime is 98239057991. The reversal of 98239057961 is 16975093289.

It is not a de Polignac number, because 98239057961 - 2² = 98239057957 is a prime.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (59).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 98239057961.

It is not an unprimeable number, because it can be changed into a prime (98239057991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6873311 + ... + 6887588.

It is an arithmetic number, because the mean of its divisors is an integer number (9150998500).

Almost surely, 2^98239057961 is an apocalyptic number.

It is an amenable number.

98239057961 is a deficient number, since it is larger than the sum of its proper divisors (11572924039).

98239057961 is a wasteful number, since it uses less digits than its factorization.

98239057961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13760980 (or 13760969 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 59.

The spelling of 98239057961 in words is "ninety-eight billion, two hundred thirty-nine million, fifty-seven thousand, nine hundred sixty-one".