5611780434 has 16 divisors (see below), whose sum is σ = 12086911872. Its totient is φ = 1726701648.

The previous prime is 5611780409. The next prime is 5611780453. The reversal of 5611780434 is 4340871165.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5611780392 and 5611780401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35972874 + ... + 35973029.

It is an arithmetic number, because the mean of its divisors is an integer number (755431992).

Almost surely, 2^5611780434 is an apocalyptic number.

5611780434 is an abundant number, since it is smaller than the sum of its proper divisors (6475131438).

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

5611780434 is a wasteful number, since it uses less digits than its factorization.

5611780434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71945921.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 5611780434 is about 74911.8177192357. The cubic root of 5611780434 is about 1777.0523568664.

The spelling of 5611780434 in words is "five billion, six hundred eleven million, seven hundred eighty thousand, four hundred thirty-four".