2153544498 has 24 divisors (see below), whose sum is σ = 5332586688. Its totient is φ = 615298392.

The previous prime is 2153544473. The next prime is 2153544517. The reversal of 2153544498 is 8944453512.

2153544498 is a `hidden beast` number, since 2 + 15 + 3 + 544 + 4 + 98 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8545686 + ... + 8545937.

It is an arithmetic number, because the mean of its divisors is an integer number (222191112).

Almost surely, 2^2153544498 is an apocalyptic number.

2153544498 is an abundant number, since it is smaller than the sum of its proper divisors (3179042190).

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

2153544498 is a wasteful number, since it uses less digits than its factorization.

2153544498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17091638 (or 17091635 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 2153544498 is about 46406.2980423994. The cubic root of 2153544498 is about 1291.3717551415.

The spelling of 2153544498 in words is "two billion, one hundred fifty-three million, five hundred forty-four thousand, four hundred ninety-eight".