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60149057568 = 25319223591279
BaseRepresentation
bin111000000001001010…
…011100100000100000
312202020220001201021220
4320001022130200200
51441141124320233
643344311015040
74226356360605
oct700112344040
9182226051256
1060149057568
1123566636236
12b7a796a480
1358975b9132
142ca85b46ac
151870897eb3
hexe0129c820

60149057568 has 288 divisors, whose sum is σ = 176969318400. Its totient is φ = 17846687232.

The previous prime is 60149057539. The next prime is 60149057581. The reversal of 60149057568 is 86575094106.

It is a self number, because there is not a number n which added to its sum of digits gives 60149057568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47027553 + ... + 47028831.

It is an arithmetic number, because the mean of its divisors is an integer number (614476800).

Almost surely, 260149057568 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 60149057568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88484659200).

60149057568 is an abundant number, since it is smaller than the sum of its proper divisors (116820260832).

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

60149057568 is a wasteful number, since it uses less digits than its factorization.

60149057568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1412 (or 1385 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 60149057568 in words is "sixty billion, one hundred forty-nine million, fifty-seven thousand, five hundred sixty-eight".