27098707086 has 64 divisors (see below), whose sum is σ = 65759040000. Its totient is φ = 8203579200.

The previous prime is 27098707073. The next prime is 27098707087. The reversal of 27098707086 is 68070789072.

It is a super-2 number, since 2×27098707086² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27098707087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590290 + ... + 634538.

It is an arithmetic number, because the mean of its divisors is an integer number (1027485000).

Almost surely, 2^27098707086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27098707086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32879520000).

27098707086 is an abundant number, since it is smaller than the sum of its proper divisors (38660332914).

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

27098707086 is a wasteful number, since it uses less digits than its factorization.

27098707086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45302 (or 45296 counting only the distinct ones).

The product of its (nonzero) digits is 2370816, while the sum is 54.

The spelling of 27098707086 in words is "twenty-seven billion, ninety-eight million, seven hundred seven thousand, eighty-six".