406953953328 has 40 divisors (see below), whose sum is σ = 1132166769328. Its totient is φ = 125216600832.

The previous prime is 406953953327. The next prime is 406953953437. The reversal of 406953953328 is 823359359604.

It is a super-2 number, since 2×406953953328² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (406953953321) 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, 326084275 + ... + 326085522.

Almost surely, 2^406953953328 is an apocalyptic number.

406953953328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

406953953328 is an abundant number, since it is smaller than the sum of its proper divisors (725212816000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406953953328 is a wasteful number, since it uses less digits than its factorization.

406953953328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652169821 (or 652169815 counting only the distinct ones).

The product of its (nonzero) digits is 20995200, while the sum is 57.

The spelling of 406953953328 in words is "four hundred six billion, nine hundred fifty-three million, nine hundred fifty-three thousand, three hundred twenty-eight".