27493383398 has 12 divisors (see below), whose sum is σ = 44656413228. Its totient is φ = 12689253720.

The previous prime is 27493383377. The next prime is 27493383409. The reversal of 27493383398 is 89338339472.

It is a super-2 number, since 2×27493383398² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40670348 + ... + 40671023.

It is an arithmetic number, because the mean of its divisors is an integer number (3721367769).

Almost surely, 2^27493383398 is an apocalyptic number.

27493383398 is a deficient number, since it is larger than the sum of its proper divisors (17163029830).

27493383398 is a wasteful number, since it uses less digits than its factorization.

27493383398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81341399 (or 81341386 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 59.

The spelling of 27493383398 in words is "twenty-seven billion, four hundred ninety-three million, three hundred eighty-three thousand, three hundred ninety-eight".