27495034398 has 96 divisors (see below), whose sum is σ = 65081016000. Its totient is φ = 8338733568.

The previous prime is 27495034397. The next prime is 27495034421. The reversal of 27495034398 is 89343059472.

27495034398 is a `hidden beast` number, since 2 + 7 + 4 + 9 + 503 + 43 + 98 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27495034393) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5072986 + ... + 5078402.

It is an arithmetic number, because the mean of its divisors is an integer number (677927250).

Almost surely, 2^27495034398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27495034398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32540508000).

27495034398 is an abundant number, since it is smaller than the sum of its proper divisors (37585981602).

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

27495034398 is a wasteful number, since it uses less digits than its factorization.

27495034398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746 (or 5743 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 54.

The spelling of 27495034398 in words is "twenty-seven billion, four hundred ninety-five million, thirty-four thousand, three hundred ninety-eight".