53115265055140 has 48 divisors (see below), whose sum is σ = 121200197368320. Its totient is φ = 19478603139840.

The previous prime is 53115265055107. The next prime is 53115265055143. The reversal of 53115265055140 is 4155056251135.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (53115265055143) 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, 2254456177 + ... + 2254479736.

It is an arithmetic number, because the mean of its divisors is an integer number (2525004111840).

Almost surely, 2^{53115265055140} is an apocalyptic number.

It is an amenable number.

53115265055140 is an abundant number, since it is smaller than the sum of its proper divisors (68084932313180).

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

53115265055140 is a wasteful number, since it uses less digits than its factorization.

53115265055140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4508935972 (or 4508935970 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 43.

The spelling of 53115265055140 in words is "fifty-three trillion, one hundred fifteen billion, two hundred sixty-five million, fifty-five thousand, one hundred forty".