4000367454566 has 24 divisors (see below), whose sum is σ = 6980407849656. Its totient is φ = 1714400251200.

The previous prime is 4000367454539. The next prime is 4000367454649. The reversal of 4000367454566 is 6654547630004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3588041 + ... + 4568891.

It is an arithmetic number, because the mean of its divisors is an integer number (290850327069).

Almost surely, 2^{4000367454566} is an apocalyptic number.

4000367454566 is a deficient number, since it is larger than the sum of its proper divisors (2980040395090).

4000367454566 is a wasteful number, since it uses less digits than its factorization.

4000367454566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022484 (or 1022477 counting only the distinct ones).

The product of its (nonzero) digits is 7257600, while the sum is 50.

The spelling of 4000367454566 in words is "four trillion, three hundred sixty-seven million, four hundred fifty-four thousand, five hundred sixty-six".