53236653415040 has 64 divisors (see below), whose sum is σ = 127271730974760. Its totient is φ = 21294183432192.

The previous prime is 53236653415021. The next prime is 53236653415079. The reversal of 53236653415040 is 4051435663235.

It can be written as a sum of positive squares in 4 ways, for example, as 53193916949056 + 42736465984 = 7293416^2 + 206728^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28320092 + ... + 30141348.

Almost surely, 2^{53236653415040} is an apocalyptic number.

It is an amenable number.

53236653415040 is an abundant number, since it is smaller than the sum of its proper divisors (74035077559720).

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

53236653415040 is a wasteful number, since it uses less digits than its factorization.

53236653415040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866949 (or 1866937 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 47.

The spelling of 53236653415040 in words is "fifty-three trillion, two hundred thirty-six billion, six hundred fifty-three million, four hundred fifteen thousand, forty".