53578435401 has 12 divisors (see below), whose sum is σ = 77396147140. Its totient is φ = 35716615200.

The previous prime is 53578435367. The next prime is 53578435403. The reversal of 53578435401 is 10453487535.

It is a happy number.

53578435401 is a `hidden beast` number, since 5 + 3 + 578 + 4 + 35 + 40 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 44468687376 + 9109748025 = 210876^2 + 95445^2 .

It is not a de Polignac number, because 53578435401 - 2³¹ = 51430951753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53578435403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44086 + ... + 330303.

Almost surely, 2^53578435401 is an apocalyptic number.

It is an amenable number.

53578435401 is a deficient number, since it is larger than the sum of its proper divisors (23817711739).

53578435401 is a wasteful number, since it uses less digits than its factorization.

53578435401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390296 (or 390293 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 53578435401 in words is "fifty-three billion, five hundred seventy-eight million, four hundred thirty-five thousand, four hundred one".