366261142534401 has 8 divisors (see below), whose sum is σ = 492669855444960. Its totient is φ = 242013262323392.

The previous prime is 366261142534319. The next prime is 366261142534421. The reversal of 366261142534401 is 104435241162663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 366261142534401 - 2¹⁷ = 366261142403329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (366261142534421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540208174491 + ... + 540208175168.

It is an arithmetic number, because the mean of its divisors is an integer number (61583731930620).

Almost surely, 2^{366261142534401} is an apocalyptic number.

It is an amenable number.

366261142534401 is a deficient number, since it is larger than the sum of its proper divisors (126408712910559).

366261142534401 is a wasteful number, since it uses less digits than its factorization.

366261142534401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080416349775.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 366261142534401 in words is "three hundred sixty-six trillion, two hundred sixty-one billion, one hundred forty-two million, five hundred thirty-four thousand, four hundred one".