405325606064 has 10 divisors (see below), whose sum is σ = 785318361780. Its totient is φ = 202662803024.

The previous prime is 405325606003. The next prime is 405325606183. The reversal of 405325606064 is 460606523504.

It is a happy number.

It is a super-2 number, since 2×405325606064² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12666425174 + ... + 12666425205.

It is an arithmetic number, because the mean of its divisors is an integer number (78531836178).

Almost surely, 2^405325606064 is an apocalyptic number.

It is an amenable number.

405325606064 is a deficient number, since it is larger than the sum of its proper divisors (379992755716).

405325606064 is a wasteful number, since it uses less digits than its factorization.

405325606064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25332850387 (or 25332850381 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 405325606064 in words is "four hundred five billion, three hundred twenty-five million, six hundred six thousand, sixty-four".