253545342354 has 12 divisors (see below), whose sum is σ = 549348241806. Its totient is φ = 84515114112.

The previous prime is 253545342353. The next prime is 253545342359. The reversal of 253545342354 is 453243545352.

253545342354 is a `hidden beast` number, since 2 + 5 + 3 + 545 + 34 + 23 + 54 = 666.

253545342354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 219841890129 + 33703452225 = 468873^2 + 183585^2 .

It is a super-2 number, since 2×253545342354² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253545342353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7042926159 + ... + 7042926194.

Almost surely, 2^253545342354 is an apocalyptic number.

253545342354 is an abundant number, since it is smaller than the sum of its proper divisors (295802899452).

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

253545342354 is a wasteful number, since it uses less digits than its factorization.

253545342354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14085852361 (or 14085852358 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 45.

The spelling of 253545342354 in words is "two hundred fifty-three billion, five hundred forty-five million, three hundred forty-two thousand, three hundred fifty-four".