253890849773 has 8 divisors (see below), whose sum is σ = 293264297280. Its totient is φ = 217232812480.

The previous prime is 253890849761. The next prime is 253890849809. The reversal of 253890849773 is 377948098352.

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 253890849773 - 2¹⁶ = 253890784237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253890849703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678852353 + ... + 678852726.

It is an arithmetic number, because the mean of its divisors is an integer number (36658037160).

Almost surely, 2^253890849773 is an apocalyptic number.

It is an amenable number.

253890849773 is a deficient number, since it is larger than the sum of its proper divisors (39373447507).

253890849773 is a wasteful number, since it uses less digits than its factorization.

253890849773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357705107.

The product of its (nonzero) digits is 91445760, while the sum is 65.

The spelling of 253890849773 in words is "two hundred fifty-three billion, eight hundred ninety million, eight hundred forty-nine thousand, seven hundred seventy-three".