7000138098 has 80 divisors (see below), whose sum is σ = 15938804376. Its totient is φ = 2295993600.

The previous prime is 7000138073. The next prime is 7000138121. The reversal of 7000138098 is 8908310007.

It can be written as a sum of positive squares in 4 ways, for example, as 6507164889 + 492973209 = 80667^2 + 22203^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2829390 + ... + 2831862.

Almost surely, 2^7000138098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7000138098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7969402188).

7000138098 is an abundant number, since it is smaller than the sum of its proper divisors (8938666278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7000138098 is a wasteful number, since it uses less digits than its factorization.

7000138098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761 (or 2752 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 7000138098 is about 83666.8279427396. The cubic root of 7000138098 is about 1912.9437623073.

The spelling of 7000138098 in words is "seven billion, one hundred thirty-eight thousand, ninety-eight".