98001400005 has 54 divisors (see below), whose sum is σ = 177663381714. Its totient is φ = 49970276928.

The previous prime is 98001400001. The next prime is 98001400043. The reversal of 98001400005 is 50000410089.

It can be written as a sum of positive squares in 3 ways, for example, as 71010524484 + 26990875521 = 266478^2 + 164289^2 .

It is not a de Polignac number, because 98001400005 - 2² = 98001400001 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98001400001) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 48299331 + ... + 48301359.

Almost surely, 2^98001400005 is an apocalyptic number.

It is an amenable number.

98001400005 is a deficient number, since it is larger than the sum of its proper divisors (79661981709).

98001400005 is an equidigital number, since it uses as much as digits as its factorization.

98001400005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4115 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The spelling of 98001400005 in words is "ninety-eight billion, one million, four hundred thousand, five".