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60961488848 = 2413293084081
BaseRepresentation
bin111000110001100101…
…100111111111010000
312211100111210111111022
4320301211213333100
51444322120120343
644001052135012
74255453051121
oct706145477720
9184314714438
1060961488848
1123943197947
12b993a67468
135996a023c0
142d44458048
1518bbd78568
hexe31967fd0

60961488848 has 20 divisors (see below), whose sum is σ = 127198491588. Its totient is φ = 28136071680.

The previous prime is 60961488823. The next prime is 60961488851. The reversal of 60961488848 is 84888416906.

It can be written as a sum of positive squares in 2 ways, for example, as 38481884224 + 22479604624 = 196168^2 + 149932^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146541833 + ... + 146542248.

Almost surely, 260961488848 is an apocalyptic number.

It is an amenable number.

60961488848 is an abundant number, since it is smaller than the sum of its proper divisors (66237002740).

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

60961488848 is a wasteful number, since it uses less digits than its factorization.

60961488848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293084102 (or 293084096 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 62.

The spelling of 60961488848 in words is "sixty billion, nine hundred sixty-one million, four hundred eighty-eight thousand, eight hundred forty-eight".

Divisors: 1 2 4 8 13 16 26 52 104 208 293084081 586168162 1172336324 2344672648 3810093053 4689345296 7620186106 15240372212 30480744424 60961488848