53679732595040 has 144 divisors (see below), whose sum is σ = 134855092173312. Its totient is φ = 20188138930176.

The previous prime is 53679732594997. The next prime is 53679732595043. The reversal of 53679732595040 is 4059523797635.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53679732595043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44582369 + ... + 45770591.

It is an arithmetic number, because the mean of its divisors is an integer number (936493695648).

Almost surely, 2^{53679732595040} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53679732595040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67427546086656).

53679732595040 is an abundant number, since it is smaller than the sum of its proper divisors (81175359578272).

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

53679732595040 is a wasteful number, since it uses less digits than its factorization.

53679732595040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189249 (or 1189224 counting only the distinct ones).

The product of its (nonzero) digits is 214326000, while the sum is 65.

The spelling of 53679732595040 in words is "fifty-three trillion, six hundred seventy-nine billion, seven hundred thirty-two million, five hundred ninety-five thousand, forty".