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55064661301 = 138699486923
BaseRepresentation
bin110011010010000111…
…000000110100110101
312021010112212121211001
4303102013000310311
51400233023130201
641144002443301
73656360620066
oct632207006465
9167115777731
1055064661301
1121397625051
12a809063531
13526711b130
14294522456d
151674320301
hexcd21c0d35

55064661301 has 8 divisors (see below), whose sum is σ = 59307343200. Its totient is φ = 50822970672.

The previous prime is 55064661263. The next prime is 55064661331. The reversal of 55064661301 is 10316646055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55064661301 - 221 = 55062564149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55064661331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130375 + ... + 356548.

It is an arithmetic number, because the mean of its divisors is an integer number (7413417900).

Almost surely, 255064661301 is an apocalyptic number.

It is an amenable number.

55064661301 is a deficient number, since it is larger than the sum of its proper divisors (4242681899).

55064661301 is a wasteful number, since it uses less digits than its factorization.

55064661301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495635.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 55064661301 in words is "fifty-five billion, sixty-four million, six hundred sixty-one thousand, three hundred one".

Divisors: 1 13 8699 113087 486923 6329999 4235743177 55064661301