53633004206445 has 24 divisors (see below), whose sum is σ = 92980603539096. Its totient is φ = 28599121346688.

The previous prime is 53633004206389. The next prime is 53633004206491. The reversal of 53633004206445 is 54460240033635.

53633004206445 is a `hidden beast` number, since 5 + 3 + 633 + 0 + 0 + 4 + 2 + 0 + 6 + 4 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 35748656244324 + 17884347962121 = 5979018^2 + 4228989^2 .

It is not a de Polignac number, because 53633004206445 - 2⁶ = 53633004206381 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 53633004206445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106988062 + ... + 107488191.

It is an arithmetic number, because the mean of its divisors is an integer number (3874191814129).

Almost surely, 2^{53633004206445} is an apocalyptic number.

It is an amenable number.

53633004206445 is a deficient number, since it is larger than the sum of its proper divisors (39347599332651).

53633004206445 is a wasteful number, since it uses less digits than its factorization.

53633004206445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214481821 (or 214481818 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 45.

The spelling of 53633004206445 in words is "fifty-three trillion, six hundred thirty-three billion, four million, two hundred six thousand, four hundred forty-five".