59871778560 has 1008 divisors, whose sum is σ = 247716120960. Its totient is φ = 13705666560.

The previous prime is 59871778553. The next prime is 59871778597. The reversal of 59871778560 is 6587717895.

59871778560 is a `hidden beast` number, since 59 + 8 + 7 + 17 + 7 + 8 + 560 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 195021927 + ... + 195022233.

It is an arithmetic number, because the mean of its divisors is an integer number (245750120).

Almost surely, 2^59871778560 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 59871778560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123858060480).

59871778560 is an abundant number, since it is smaller than the sum of its proper divisors (187844342400).

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

59871778560 is a wasteful number, since it uses less digits than its factorization.

59871778560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 29635200, while the sum is 63.

The spelling of 59871778560 in words is "fifty-nine billion, eight hundred seventy-one million, seven hundred seventy-eight thousand, five hundred sixty".