1066041437064 has 64 divisors (see below), whose sum is σ = 2812697395200. Its totient is φ = 335765641536.

The previous prime is 1066041437063. The next prime is 1066041437107. The reversal of 1066041437064 is 4607341406601.

It is a super-2 number, since 2×1066041437064² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066041437063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2877324 + ... + 3226619.

It is an arithmetic number, because the mean of its divisors is an integer number (43948396800).

Almost surely, 2^{1066041437064} is an apocalyptic number.

It is an amenable number.

1066041437064 is an abundant number, since it is smaller than the sum of its proper divisors (1746655958136).

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

1066041437064 is a wasteful number, since it uses less digits than its factorization.

1066041437064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6104354 (or 6104350 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 1066041437064 in words is "one trillion, sixty-six billion, forty-one million, four hundred thirty-seven thousand, sixty-four".