53578039416 has 32 divisors (see below), whose sum is σ = 146121926400. Its totient is φ = 16235769440.

The previous prime is 53578039399. The next prime is 53578039423. The reversal of 53578039416 is 61493087535.

It is a zygodrome in base 2.

It is a congruent number.

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, 101473296 + ... + 101473823.

It is an arithmetic number, because the mean of its divisors is an integer number (4566310200).

Almost surely, 2^53578039416 is an apocalyptic number.

It is an amenable number.

53578039416 is an abundant number, since it is smaller than the sum of its proper divisors (92543886984).

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

53578039416 is a wasteful number, since it uses less digits than its factorization.

53578039416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202947139 (or 202947135 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 53578039416 in words is "fifty-three billion, five hundred seventy-eight million, thirty-nine thousand, four hundred sixteen".