53687936740 has 24 divisors (see below), whose sum is σ = 112757134392. Its totient is φ = 21472800000.

The previous prime is 53687936723. The next prime is 53687936749. The reversal of 53687936740 is 4763978635.

It can be written as a sum of positive squares in 4 ways, for example, as 8991211684 + 44696725056 = 94822^2 + 211416^2 .

It is not an unprimeable number, because it can be changed into a prime (53687936749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42990 + ... + 330490.

It is an arithmetic number, because the mean of its divisors is an integer number (4698213933).

Almost surely, 2^53687936740 is an apocalyptic number.

It is an amenable number.

53687936740 is an abundant number, since it is smaller than the sum of its proper divisors (59069197652).

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

53687936740 is a wasteful number, since it uses less digits than its factorization.

53687936740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296847 (or 296845 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 58.

The spelling of 53687936740 in words is "fifty-three billion, six hundred eighty-seven million, nine hundred thirty-six thousand, seven hundred forty".