406561315425023 has 8 divisors (see below), whose sum is σ = 443535136594176. Its totient is φ = 369589777853400.

The previous prime is 406561315425017. The next prime is 406561315425037. The reversal of 406561315425023 is 320524513165604.

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 406561315425023 - 2⁸ = 406561315424767 is a prime.

It is a super-2 number, since 2×406561315425023² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406561315425623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 570527111 + ... + 571239272.

It is an arithmetic number, because the mean of its divisors is an integer number (55441892074272).

Almost surely, 2^{406561315425023} is an apocalyptic number.

406561315425023 is a deficient number, since it is larger than the sum of its proper divisors (36973821169153).

406561315425023 is a wasteful number, since it uses less digits than its factorization.

406561315425023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141798765.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 406561315425023 in words is "four hundred six trillion, five hundred sixty-one billion, three hundred fifteen million, four hundred twenty-five thousand, twenty-three".