1011666048 has 64 divisors (see below), whose sum is σ = 2697222720. Its totient is φ = 335969280.

The previous prime is 1011666013. The next prime is 1011666053. The reversal of 1011666048 is 8406661101.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101613 + ... + 111123.

It is an arithmetic number, because the mean of its divisors is an integer number (42144105).

Almost surely, 2^1011666048 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 1011666048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1348611360).

1011666048 is an abundant number, since it is smaller than the sum of its proper divisors (1685556672).

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

1011666048 is an equidigital number, since it uses as much as digits as its factorization.

1011666048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9805 (or 9793 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 1011666048 is about 31806.6981624940. The cubic root of 1011666048 is about 1003.8736580648.

The spelling of 1011666048 in words is "one billion, eleven million, six hundred sixty-six thousand, forty-eight".