27753480546 has 64 divisors (see below), whose sum is σ = 62745255936. Its totient is φ = 8107747200.

The previous prime is 27753480533. The next prime is 27753480569. The reversal of 27753480546 is 64508435772.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 512310 + ... + 563886.

It is an arithmetic number, because the mean of its divisors is an integer number (980394624).

Almost surely, 2^27753480546 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27753480546, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31372627968).

27753480546 is an abundant number, since it is smaller than the sum of its proper divisors (34991775390).

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

27753480546 is a wasteful number, since it uses less digits than its factorization.

27753480546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51887.

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 27753480546 in words is "twenty-seven billion, seven hundred fifty-three million, four hundred eighty thousand, five hundred forty-six".