366405407385 has 16 divisors (see below), whose sum is σ = 586453917696. Its totient is φ = 195347795328.

The previous prime is 366405407353. The next prime is 366405407399. The reversal of 366405407385 is 583704504663.

It is not a de Polignac number, because 366405407385 - 2⁵ = 366405407353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4232089 + ... + 4317798.

It is an arithmetic number, because the mean of its divisors is an integer number (36653369856).

Almost surely, 2^366405407385 is an apocalyptic number.

It is an amenable number.

366405407385 is a deficient number, since it is larger than the sum of its proper divisors (220048510311).

366405407385 is a wasteful number, since it uses less digits than its factorization.

366405407385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8552752.

The product of its (nonzero) digits is 7257600, while the sum is 51.

The spelling of 366405407385 in words is "three hundred sixty-six billion, four hundred five million, four hundred seven thousand, three hundred eighty-five".