5581153398 has 32 divisors (see below), whose sum is σ = 11359630080. Its totient is φ = 1827574560.

The previous prime is 5581153387. The next prime is 5581153411. The reversal of 5581153398 is 8933511855.

It is a super-2 number, since 2×5581153398² = 62298546504013892808, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 293463 + ... + 311901.

It is an arithmetic number, because the mean of its divisors is an integer number (354988440).

Almost surely, 2^5581153398 is an apocalyptic number.

5581153398 is an abundant number, since it is smaller than the sum of its proper divisors (5778476682).

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

5581153398 is a wasteful number, since it uses less digits than its factorization.

5581153398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19332.

The product of its digits is 648000, while the sum is 48.

The square root of 5581153398 is about 74707.1174520875. The cubic root of 5581153398 is about 1773.8136247894.

The spelling of 5581153398 in words is "five billion, five hundred eighty-one million, one hundred fifty-three thousand, three hundred ninety-eight".