546778752 has 192 divisors, whose sum is σ = 1665904800. Its totient is φ = 157925376.

The previous prime is 546778733. The next prime is 546778753. The reversal of 546778752 is 257877645.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a junction number, because it is equal to n+sod(n) for n = 546778695 and 546778704.

It is not an unprimeable number, because it can be changed into a prime (546778753) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1442499 + ... + 1442877.

Almost surely, 2^546778752 is an apocalyptic number.

546778752 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 546778752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (832952400).

546778752 is an abundant number, since it is smaller than the sum of its proper divisors (1119126048).

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

546778752 is a wasteful number, since it uses less digits than its factorization.

546778752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 414 counting only the distinct ones).

The product of its digits is 3292800, while the sum is 51.

The square root of 546778752 is about 23383.3007079839. The cubic root of 546778752 is about 817.7186000901.

The spelling of 546778752 in words is "five hundred forty-six million, seven hundred seventy-eight thousand, seven hundred fifty-two".