4066574547840 has 1536 divisors, whose sum is σ = 16922691072000. Its totient is φ = 810375708672.

The previous prime is 4066574547797. The next prime is 4066574547853. The reversal of 4066574547840 is 487454756604.

It is a super-3 number, since 3×4066574547840³ (a number of 39 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3876619636 + ... + 3876620684.

It is an arithmetic number, because the mean of its divisors is an integer number (11017377000).

Almost surely, 2^{4066574547840} is an apocalyptic number.

4066574547840 is a gapful number since it is divisible by the number (40) 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 4066574547840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8461345536000).

4066574547840 is an abundant number, since it is smaller than the sum of its proper divisors (12856116524160).

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

4066574547840 is a wasteful number, since it uses less digits than its factorization.

4066574547840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1149 counting only the distinct ones).

The product of its (nonzero) digits is 90316800, while the sum is 60.

The spelling of 4066574547840 in words is "four trillion, sixty-six billion, five hundred seventy-four million, five hundred forty-seven thousand, eight hundred forty".