406953203253 has 16 divisors (see below), whose sum is σ = 549587094336. Its totient is φ = 267829856000.

The previous prime is 406953203231. The next prime is 406953203273. The reversal of 406953203253 is 352302359604.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-406953203253 is a prime.

It is a super-2 number, since 2×406953203253² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406953203273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2306250 + ... + 2476427.

It is an arithmetic number, because the mean of its divisors is an integer number (34349193396).

Almost surely, 2^406953203253 is an apocalyptic number.

It is an amenable number.

406953203253 is a deficient number, since it is larger than the sum of its proper divisors (142633891083).

406953203253 is a wasteful number, since it uses less digits than its factorization.

406953203253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4783044.

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 406953203253 in words is "four hundred six billion, nine hundred fifty-three million, two hundred three thousand, two hundred fifty-three".