6611899254 has 32 divisors (see below), whose sum is σ = 13692071520. Its totient is φ = 2126057472.

The previous prime is 6611899213. The next prime is 6611899289. The reversal of 6611899254 is 4529981166.

It is a junction number, because it is equal to n+sod(n) for n = 6611899197 and 6611899206.

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, 184144 + ... + 217100.

It is an arithmetic number, because the mean of its divisors is an integer number (427877235).

Almost surely, 2^6611899254 is an apocalyptic number.

6611899254 is an abundant number, since it is smaller than the sum of its proper divisors (7080172266).

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

6611899254 is a wasteful number, since it uses less digits than its factorization.

6611899254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34144.

The product of its digits is 933120, while the sum is 51.

The square root of 6611899254 is about 81313.5859128104. The cubic root of 6611899254 is about 1876.9040690988.

The spelling of 6611899254 in words is "six billion, six hundred eleven million, eight hundred ninety-nine thousand, two hundred fifty-four".