53445253000 has 64 divisors (see below), whose sum is σ = 127421676720. Its totient is φ = 20974720000.

The previous prime is 53445252967. The next prime is 53445253009. The reversal of 53445253000 is 35254435.

It is a happy number.

53445253000 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 8 ways, for example, as 17399192836 + 36046060164 = 131906^2 + 189858^2 .

It is not an unprimeable number, because it can be changed into a prime (53445253009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451201 + ... + 557200.

Almost surely, 2^53445253000 is an apocalyptic number.

53445253000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53445253000 is an abundant number, since it is smaller than the sum of its proper divisors (73976423720).

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

53445253000 is a wasteful number, since it uses less digits than its factorization.

53445253000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1008475 (or 1008461 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 53445253000 in words is "fifty-three billion, four hundred forty-five million, two hundred fifty-three thousand".