685433054253 has 8 divisors (see below), whose sum is σ = 913915240128. Its totient is φ = 456953118944.

The previous prime is 685433054219. The next prime is 685433054279. The reversal of 685433054253 is 352450334586.

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 685433054253 - 2⁹ = 685433053741 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (685433054353) 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, 367825 + ... + 1227257.

It is an arithmetic number, because the mean of its divisors is an integer number (114239405016).

Almost surely, 2^685433054253 is an apocalyptic number.

It is an amenable number.

685433054253 is a deficient number, since it is larger than the sum of its proper divisors (228482185875).

685433054253 is a wasteful number, since it uses less digits than its factorization.

685433054253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125283.

The product of its (nonzero) digits is 5184000, while the sum is 48.

The spelling of 685433054253 in words is "six hundred eighty-five billion, four hundred thirty-three million, fifty-four thousand, two hundred fifty-three".