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60490579968 = 21632731323
BaseRepresentation
bin111000010101100001…
…010000000000000000
312210010200200211221200
4320111201100000000
51442341042024333
643442231021200
74241004306000
oct702541200000
9183120624850
1060490579968
11237213a0055
12b88220a800
1359202946b0
142cdbab6000
151890859c13
hexe15850000

60490579968 has 816 divisors, whose sum is σ = 229007251200. Its totient is φ = 15259926528.

The previous prime is 60490579931. The next prime is 60490579973. The reversal of 60490579968 is 86997509406.

It is a happy number.

60490579968 is a `hidden beast` number, since 6 + 0 + 490 + 57 + 9 + 96 + 8 = 666.

It is a super-2 number, since 2×604905799682 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2630025205 + ... + 2630025227.

Almost surely, 260490579968 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 60490579968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114503625600).

60490579968 is an abundant number, since it is smaller than the sum of its proper divisors (168516671232).

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

60490579968 is an equidigital number, since it uses as much as digits as its factorization.

60490579968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 63.

The spelling of 60490579968 in words is "sixty billion, four hundred ninety million, five hundred seventy-nine thousand, nine hundred sixty-eight".