53843005485 has 24 divisors (see below), whose sum is σ = 93627990144. Its totient is φ = 28623926880.

The previous prime is 53843005483. The next prime is 53843005487. The reversal of 53843005485 is 58450034835.

53843005485 is a `hidden beast` number, since 538 + 4 + 30 + 0 + 5 + 4 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (53843005483) and next prime (53843005487).

It is not a de Polignac number, because 53843005485 - 2¹ = 53843005483 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 53843005485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53843005483) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1909657 + ... + 1937646.

It is an arithmetic number, because the mean of its divisors is an integer number (3901166256).

Almost surely, 2^53843005485 is an apocalyptic number.

It is an amenable number.

53843005485 is a deficient number, since it is larger than the sum of its proper divisors (39784984659).

53843005485 is a wasteful number, since it uses less digits than its factorization.

53843005485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3847625 (or 3847622 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 53843005485 in words is "fifty-three billion, eight hundred forty-three million, five thousand, four hundred eighty-five".