1675778048 has 72 divisors (see below), whose sum is σ = 3898030500. Its totient is φ = 718147584.

The previous prime is 1675778029. The next prime is 1675778149. The reversal of 1675778048 is 8408775761.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92003 + ... + 108701.

Almost surely, 2^1675778048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1675778048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1949015250).

1675778048 is an abundant number, since it is smaller than the sum of its proper divisors (2222252452).

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

1675778048 is an equidigital number, since it uses as much as digits as its factorization.

1675778048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16735 (or 16708 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 53.

The square root of 1675778048 is about 40936.2681249769. The cubic root of 1675778048 is about 1187.7877237138.

The spelling of 1675778048 in words is "one billion, six hundred seventy-five million, seven hundred seventy-eight thousand, forty-eight".